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<a name="1" href="#1">1</a>   <em class="comment">/*</em>
<a name="2" href="#2">2</a>   <em class="comment"> * $Header: /home/jerenkrantz/tmp/commons/commons-convert/cvs/home/cvs/jakarta-commons//httpclient/src/java/org/apache/commons/httpclient/HttpMethodBase.java,v 1.222 2005/01/14 21:16:40 olegk Exp $</em>
<a name="3" href="#3">3</a>   <em class="comment"> * $Revision: 539441 $</em>
<a name="4" href="#4">4</a>   <em class="comment"> * $Date: 2007-05-18 14:56:55 +0200 (Fri, 18 May 2007) $</em>
<a name="5" href="#5">5</a>   <em class="comment"> *</em>
<a name="6" href="#6">6</a>   <em class="comment"> * ====================================================================</em>
<a name="7" href="#7">7</a>   <em class="comment"> *</em>
<a name="8" href="#8">8</a>   <em class="comment"> *  Licensed to the Apache Software Foundation (ASF) under one or more</em>
<a name="9" href="#9">9</a>   <em class="comment"> *  contributor license agreements.  See the NOTICE file distributed with</em>
<a name="10" href="#10">10</a>  <em class="comment"> *  this work for additional information regarding copyright ownership.</em>
<a name="11" href="#11">11</a>  <em class="comment"> *  The ASF licenses this file to You under the Apache License, Version 2.0</em>
<a name="12" href="#12">12</a>  <em class="comment"> *  (the "License"); you may not use this file except in compliance with</em>
<a name="13" href="#13">13</a>  <em class="comment"> *  the License.  You may obtain a copy of the License at</em>
<a name="14" href="#14">14</a>  <em class="comment"> *</em>
<a name="15" href="#15">15</a>  <em class="comment"> *      <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a name="16" href="#16">16</a>  <em class="comment"> *</em>
<a name="17" href="#17">17</a>  <em class="comment"> *  Unless required by applicable law or agreed to in writing, software</em>
<a name="18" href="#18">18</a>  <em class="comment"> *  distributed under the License is distributed on an "AS IS" BASIS,</em>
<a name="19" href="#19">19</a>  <em class="comment"> *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a name="20" href="#20">20</a>  <em class="comment"> *  See the License for the specific language governing permissions and</em>
<a name="21" href="#21">21</a>  <em class="comment"> *  limitations under the License.</em>
<a name="22" href="#22">22</a>  <em class="comment"> * ====================================================================</em>
<a name="23" href="#23">23</a>  <em class="comment"> *</em>
<a name="24" href="#24">24</a>  <em class="comment"> * This software consists of voluntary contributions made by many</em>
<a name="25" href="#25">25</a>  <em class="comment"> * individuals on behalf of the Apache Software Foundation.  For more</em>
<a name="26" href="#26">26</a>  <em class="comment"> * information on the Apache Software Foundation, please see</em>
<a name="27" href="#27">27</a>  <em class="comment"> * &lt;<a href="http://www.apache.org/" target="alexandria_uri">http://www.apache.org/</a>>.</em>
<a name="28" href="#28">28</a>  <em class="comment"> *</em>
<a name="29" href="#29">29</a>  <em class="comment"> */</em>
<a name="30" href="#30">30</a>  
<a name="31" href="#31">31</a>  <strong>package</strong> org.apache.commons.httpclient;
<a name="32" href="#32">32</a>  
<a name="33" href="#33">33</a>  <strong>import</strong> java.io.ByteArrayInputStream;
<a name="34" href="#34">34</a>  <strong>import</strong> java.io.ByteArrayOutputStream;
<a name="35" href="#35">35</a>  <strong>import</strong> java.io.IOException;
<a name="36" href="#36">36</a>  <strong>import</strong> java.io.InputStream;
<a name="37" href="#37">37</a>  <strong>import</strong> java.io.InterruptedIOException;
<a name="38" href="#38">38</a>  <strong>import</strong> java.util.Collection;
<a name="39" href="#39">39</a>  
<a name="40" href="#40">40</a>  <strong>import</strong> org.apache.commons.httpclient.auth.AuthState;
<a name="41" href="#41">41</a>  <strong>import</strong> org.apache.commons.httpclient.cookie.CookiePolicy;
<a name="42" href="#42">42</a>  <strong>import</strong> org.apache.commons.httpclient.cookie.CookieSpec;
<a name="43" href="#43">43</a>  <strong>import</strong> org.apache.commons.httpclient.cookie.CookieVersionSupport;
<a name="44" href="#44">44</a>  <strong>import</strong> org.apache.commons.httpclient.cookie.MalformedCookieException;
<a name="45" href="#45">45</a>  <strong>import</strong> org.apache.commons.httpclient.params.HttpMethodParams;
<a name="46" href="#46">46</a>  <strong>import</strong> org.apache.commons.httpclient.protocol.Protocol;
<a name="47" href="#47">47</a>  <strong>import</strong> org.apache.commons.httpclient.util.EncodingUtil;
<a name="48" href="#48">48</a>  <strong>import</strong> org.apache.commons.httpclient.util.ExceptionUtil;
<a name="49" href="#49">49</a>  <strong>import</strong> org.apache.commons.logging.Log;
<a name="50" href="#50">50</a>  <strong>import</strong> org.apache.commons.logging.LogFactory;
<a name="51" href="#51">51</a>  
<a name="52" href="#52">52</a>  <em>/**</em>
<a name="53" href="#53">53</a>  <em> * An abstract base implementation of HttpMethod.</em>
<a name="54" href="#54">54</a>  <em> * &lt;p></em>
<a name="55" href="#55">55</a>  <em> * At minimum, subclasses will need to override:</em>
<a name="56" href="#56">56</a>  <em> * &lt;ul></em>
<a name="57" href="#57">57</a>  <em> *   &lt;li>{@link #getName} to return the approriate name for this method</em>
<a name="58" href="#58">58</a>  <em> *   &lt;/li></em>
<a name="59" href="#59">59</a>  <em> * &lt;/ul></em>
<a name="60" href="#60">60</a>  <em> * &lt;/p></em>
<a name="61" href="#61">61</a>  <em> *</em>
<a name="62" href="#62">62</a>  <em> * &lt;p></em>
<a name="63" href="#63">63</a>  <em> * When a method requires additional request headers, subclasses will typically</em>
<a name="64" href="#64">64</a>  <em> * want to override:</em>
<a name="65" href="#65">65</a>  <em> * &lt;ul></em>
<a name="66" href="#66">66</a>  <em> *   &lt;li>{@link #addRequestHeaders addRequestHeaders(HttpState,HttpConnection)}</em>
<a name="67" href="#67">67</a>  <em> *      to write those headers</em>
<a name="68" href="#68">68</a>  <em> *   &lt;/li></em>
<a name="69" href="#69">69</a>  <em> * &lt;/ul></em>
<a name="70" href="#70">70</a>  <em> * &lt;/p></em>
<a name="71" href="#71">71</a>  <em> *</em>
<a name="72" href="#72">72</a>  <em> * &lt;p></em>
<a name="73" href="#73">73</a>  <em> * When a method expects specific response headers, subclasses may want to</em>
<a name="74" href="#74">74</a>  <em> * override:</em>
<a name="75" href="#75">75</a>  <em> * &lt;ul></em>
<a name="76" href="#76">76</a>  <em> *   &lt;li>{@link #processResponseHeaders processResponseHeaders(HttpState,HttpConnection)}</em>
<a name="77" href="#77">77</a>  <em> *     to handle those headers</em>
<a name="78" href="#78">78</a>  <em> *   &lt;/li></em>
<a name="79" href="#79">79</a>  <em> * &lt;/ul></em>
<a name="80" href="#80">80</a>  <em> * &lt;/p></em>
<a name="81" href="#81">81</a>  <em> *</em>
<a name="82" href="#82">82</a>  <em> *</em>
<a name="83" href="#83">83</a>  <em> * @author &lt;a href="<a href="mailto:remm@apache.org" target="alexandria_uri">mailto:remm@apache.org</a>">Remy Maucherat&lt;/a></em>
<a name="84" href="#84">84</a>  <em> * @author Rodney Waldhoff</em>
<a name="85" href="#85">85</a>  <em> * @author Sean C. Sullivan</em>
<a name="86" href="#86">86</a>  <em> * @author &lt;a href="<a href="mailto:dion@apache.org" target="alexandria_uri">mailto:dion@apache.org</a>">dIon Gillard&lt;/a></em>
<a name="87" href="#87">87</a>  <em> * @author &lt;a href="<a href="mailto:jsdever@apache.org" target="alexandria_uri">mailto:jsdever@apache.org</a>">Jeff Dever&lt;/a></em>
<a name="88" href="#88">88</a>  <em> * @author &lt;a href="<a href="mailto:dims@apache.org" target="alexandria_uri">mailto:dims@apache.org</a>">Davanum Srinivas&lt;/a></em>
<a name="89" href="#89">89</a>  <em> * @author Ortwin Glueck</em>
<a name="90" href="#90">90</a>  <em> * @author Eric Johnson</em>
<a name="91" href="#91">91</a>  <em> * @author Michael Becke</em>
<a name="92" href="#92">92</a>  <em> * @author &lt;a href="<a href="mailto:oleg@ural.ru" target="alexandria_uri">mailto:oleg@ural.ru</a>">Oleg Kalnichevski&lt;/a></em>
<a name="93" href="#93">93</a>  <em> * @author &lt;a href="<a href="mailto:mbowler@GargoyleSoftware.com" target="alexandria_uri">mailto:mbowler@GargoyleSoftware.com</a>">Mike Bowler&lt;/a></em>
<a name="94" href="#94">94</a>  <em> * @author &lt;a href="<a href="mailto:ggregory@seagullsw.com" target="alexandria_uri">mailto:ggregory@seagullsw.com</a>">Gary Gregory&lt;/a></em>
<a name="95" href="#95">95</a>  <em> * @author Christian Kohlschuetter</em>
<a name="96" href="#96">96</a>  <em> *</em>
<a name="97" href="#97">97</a>  <em> * @version $Revision: 539441 $ $Date: 2007-05-18 14:56:55 +0200 (Fri, 18 May 2007) $</em>
<a name="98" href="#98">98</a>  <em> */</em>
<a name="99" href="#99">99</a>  <strong>public</strong> <strong>abstract</strong> <strong>class</strong> <a href="../../../../org/apache/commons/httpclient/HttpMethodBase.html">HttpMethodBase</a> implements <a href="../../../../org/apache/commons/httpclient/HttpMethod.html">HttpMethod</a> {
<a name="100" href="#100">100</a> 
<a name="101" href="#101">101</a>     <em class="comment">// -------------------------------------------------------------- Constants</em>
<a name="102" href="#102">102</a> 
<a name="103" href="#103">103</a>     <em>/**</em><em> Log object for this class. */</em>
<a name="104" href="#104">104</a>     <strong>private</strong> <strong>static</strong> <strong>final</strong> Log LOG = LogFactory.getLog(HttpMethodBase.<strong>class</strong>);
<a name="105" href="#105">105</a> 
<a name="106" href="#106">106</a>     <em class="comment">// ----------------------------------------------------- Instance variables </em>
<a name="107" href="#107">107</a> 
<a name="108" href="#108">108</a>     <em>/**</em><em> Request headers, if any. */</em>
<a name="109" href="#109">109</a>     <strong>private</strong> <a href="../../../../org/apache/commons/httpclient/HeaderGroup.html">HeaderGroup</a> requestHeaders = <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/HeaderGroup.html">HeaderGroup</a>();
<a name="110" href="#110">110</a> 
<a name="111" href="#111">111</a>     <em>/**</em><em> The Status-Line from the response. */</em>
<a name="112" href="#112">112</a>     <strong>protected</strong> <a href="../../../../org/apache/commons/httpclient/StatusLine.html">StatusLine</a> statusLine = <strong>null</strong>;
<a name="113" href="#113">113</a> 
<a name="114" href="#114">114</a>     <em>/**</em><em> Response headers, if any. */</em>
<a name="115" href="#115">115</a>     <strong>private</strong> <a href="../../../../org/apache/commons/httpclient/HeaderGroup.html">HeaderGroup</a> responseHeaders = <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/HeaderGroup.html">HeaderGroup</a>();
<a name="116" href="#116">116</a> 
<a name="117" href="#117">117</a>     <em>/**</em><em> Response trailer headers, if any. */</em>
<a name="118" href="#118">118</a>     <strong>private</strong> <a href="../../../../org/apache/commons/httpclient/HeaderGroup.html">HeaderGroup</a> responseTrailerHeaders = <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/HeaderGroup.html">HeaderGroup</a>();
<a name="119" href="#119">119</a> 
<a name="120" href="#120">120</a>     <em>/**</em><em> Path of the HTTP method. */</em>
<a name="121" href="#121">121</a>     <strong>private</strong> String path = <strong>null</strong>;
<a name="122" href="#122">122</a> 
<a name="123" href="#123">123</a>     <em>/**</em><em> Query string of the HTTP method, if any. */</em>
<a name="124" href="#124">124</a>     <strong>private</strong> String queryString = <strong>null</strong>;
<a name="125" href="#125">125</a> 
<a name="126" href="#126">126</a>     <em>/**</em><em> The response body of the HTTP method, assuming it has not be </em>
<a name="127" href="#127">127</a> <em>     * intercepted by a sub-class. */</em>
<a name="128" href="#128">128</a>     <strong>private</strong> InputStream responseStream = <strong>null</strong>;
<a name="129" href="#129">129</a> 
<a name="130" href="#130">130</a>     <em>/**</em><em> The connection that the response stream was read from. */</em>
<a name="131" href="#131">131</a>     <strong>private</strong> <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> responseConnection = <strong>null</strong>;
<a name="132" href="#132">132</a> 
<a name="133" href="#133">133</a>     <em>/**</em><em> Buffer for the response */</em>
<a name="134" href="#134">134</a>     <strong>private</strong> byte[] responseBody = <strong>null</strong>;
<a name="135" href="#135">135</a> 
<a name="136" href="#136">136</a>     <em>/**</em><em> True if the HTTP method should automatically follow HTTP redirects.*/</em>
<a name="137" href="#137">137</a>     <strong>private</strong> <strong>boolean</strong> followRedirects = false;
<a name="138" href="#138">138</a> 
<a name="139" href="#139">139</a>     <em>/**</em><em> True if the HTTP method should automatically handle</em>
<a name="140" href="#140">140</a> <em>    *  HTTP authentication challenges. */</em>
<a name="141" href="#141">141</a>     <strong>private</strong> <strong>boolean</strong> doAuthentication = <strong>true</strong>;
<a name="142" href="#142">142</a> 
<a name="143" href="#143">143</a>     <em>/**</em><em> HTTP protocol parameters. */</em>
<a name="144" href="#144">144</a>     <strong>private</strong> <a href="../../../../org/apache/commons/httpclient/params/HttpMethodParams.html">HttpMethodParams</a> params = <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/params/HttpMethodParams.html">HttpMethodParams</a>();
<a name="145" href="#145">145</a> 
<a name="146" href="#146">146</a>     <em>/**</em><em> Host authentication state */</em>
<a name="147" href="#147">147</a>     <strong>private</strong> <a href="../../../../org/apache/commons/httpclient/auth/AuthState.html">AuthState</a> hostAuthState = <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/auth/AuthState.html">AuthState</a>();
<a name="148" href="#148">148</a> 
<a name="149" href="#149">149</a>     <em>/**</em><em> Proxy authentication state */</em>
<a name="150" href="#150">150</a>     <strong>private</strong> <a href="../../../../org/apache/commons/httpclient/auth/AuthState.html">AuthState</a> proxyAuthState = <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/auth/AuthState.html">AuthState</a>();
<a name="151" href="#151">151</a> 
<a name="152" href="#152">152</a>     <em>/**</em><em> True if this method has already been executed. */</em>
<a name="153" href="#153">153</a>     <strong>private</strong> <strong>boolean</strong> used = false;
<a name="154" href="#154">154</a> 
<a name="155" href="#155">155</a>     <em>/**</em><em> Count of how many times did this HTTP method transparently handle </em>
<a name="156" href="#156">156</a> <em>    * a recoverable exception. */</em>
<a name="157" href="#157">157</a>     <strong>private</strong> <strong>int</strong> recoverableExceptionCount = 0;
<a name="158" href="#158">158</a> 
<a name="159" href="#159">159</a>     <em>/**</em><em> the host for this HTTP method, can be null */</em>
<a name="160" href="#160">160</a>     <strong>private</strong> <a href="../../../../org/apache/commons/httpclient/HttpHost.html">HttpHost</a> httphost = <strong>null</strong>;
<a name="161" href="#161">161</a> 
<a name="162" href="#162">162</a>     <em>/**</em>
<a name="163" href="#163">163</a> <em>     * Handles method retries</em>
<a name="164" href="#164">164</a> <em>     * </em>
<a name="165" href="#165">165</a> <em>     * @deprecated no loner used</em>
<a name="166" href="#166">166</a> <em>     */</em>
<a name="167" href="#167">167</a>     <strong>private</strong> <a href="../../../../org/apache/commons/httpclient/MethodRetryHandler.html">MethodRetryHandler</a> methodRetryHandler;
<a name="168" href="#168">168</a> 
<a name="169" href="#169">169</a>     <em>/**</em><em> True if the connection must be closed when no longer needed */</em>
<a name="170" href="#170">170</a>     <strong>private</strong> <strong>boolean</strong> connectionCloseForced = false;
<a name="171" href="#171">171</a> 
<a name="172" href="#172">172</a>     <em>/**</em><em> Number of milliseconds to wait for 100-contunue response. */</em>
<a name="173" href="#173">173</a>     <strong>private</strong> <strong>static</strong> <strong>final</strong> <strong>int</strong> RESPONSE_WAIT_TIME_MS = 3000;
<a name="174" href="#174">174</a> 
<a name="175" href="#175">175</a>     <em>/**</em><em> HTTP protocol version used for execution of this method. */</em>
<a name="176" href="#176">176</a>     <strong>protected</strong> <a href="../../../../org/apache/commons/httpclient/HttpVersion.html">HttpVersion</a> effectiveVersion = <strong>null</strong>;
<a name="177" href="#177">177</a> 
<a name="178" href="#178">178</a>     <em>/**</em><em> Whether the execution of this method has been aborted */</em>
<a name="179" href="#179">179</a>     <strong>private</strong> <strong>volatile</strong> <strong>boolean</strong> aborted = false;
<a name="180" href="#180">180</a> 
<a name="181" href="#181">181</a>     <em>/**</em><em> Whether the HTTP request has been transmitted to the target</em>
<a name="182" href="#182">182</a> <em>     * server it its entirety */</em>
<a name="183" href="#183">183</a>     <strong>private</strong> <strong>boolean</strong> requestSent = false;
<a name="184" href="#184">184</a>     
<a name="185" href="#185">185</a>     <em>/**</em><em> Actual cookie policy */</em>
<a name="186" href="#186">186</a>     <strong>private</strong> <a href="../../../../org/apache/commons/httpclient/cookie/CookieSpec.html">CookieSpec</a> cookiespec = <strong>null</strong>;
<a name="187" href="#187">187</a> 
<a name="188" href="#188">188</a>     <em>/**</em><em> Default initial size of the response buffer if content length is unknown. */</em>
<a name="189" href="#189">189</a>     <strong>private</strong> <strong>static</strong> <strong>final</strong> <strong>int</strong> DEFAULT_INITIAL_BUFFER_SIZE = 4*1024; <em class="comment">// 4 kB</em>
<a name="190" href="#190">190</a>     
<a name="191" href="#191">191</a>     <em class="comment">// ----------------------------------------------------------- Constructors</em>
<a name="192" href="#192">192</a> 
<a name="193" href="#193">193</a>     <em>/**</em>
<a name="194" href="#194">194</a> <em>     * No-arg constructor.</em>
<a name="195" href="#195">195</a> <em>     */</em>
<a name="196" href="#196">196</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/HttpMethodBase.html">HttpMethodBase</a>() {
<a name="197" href="#197">197</a>     }
<a name="198" href="#198">198</a> 
<a name="199" href="#199">199</a>     <em>/**</em>
<a name="200" href="#200">200</a> <em>     * Constructor specifying a URI.</em>
<a name="201" href="#201">201</a> <em>     * It is responsibility of the caller to ensure that URI elements</em>
<a name="202" href="#202">202</a> <em>     * (path &amp; query parameters) are properly encoded (URL safe).</em>
<a name="203" href="#203">203</a> <em>     *</em>
<a name="204" href="#204">204</a> <em>     * @param uri either an absolute or relative URI. The URI is expected</em>
<a name="205" href="#205">205</a> <em>     *            to be URL-encoded</em>
<a name="206" href="#206">206</a> <em>     * </em>
<a name="207" href="#207">207</a> <em>     * @throws IllegalArgumentException when URI is invalid</em>
<a name="208" href="#208">208</a> <em>     * @throws IllegalStateException when protocol of the absolute URI is not recognised</em>
<a name="209" href="#209">209</a> <em>     */</em>
<a name="210" href="#210">210</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/HttpMethodBase.html">HttpMethodBase</a>(String uri) 
<a name="211" href="#211">211</a>         throws IllegalArgumentException, IllegalStateException {
<a name="212" href="#212">212</a> 
<a name="213" href="#213">213</a>         <strong>try</strong> {
<a name="214" href="#214">214</a> 
<a name="215" href="#215">215</a>             <em class="comment">// create a URI and allow for null/empty uri values</em>
<a name="216" href="#216">216</a>             <strong>if</strong> (uri == <strong>null</strong> || uri.equals(<span class="string">""</span>)) {
<a name="217" href="#217">217</a>                 uri = <span class="string">"/"</span>;
<a name="218" href="#218">218</a>             }
<a name="219" href="#219">219</a>             String charset = getParams().getUriCharset();
<a name="220" href="#220">220</a>             setURI(<strong>new</strong> <a href="../../../../org/apache/commons/httpclient/URI.html">URI</a>(uri, <strong>true</strong>, charset));
<a name="221" href="#221">221</a>         } <strong>catch</strong> (URIException e) {
<a name="222" href="#222">222</a>             <strong>throw</strong> <strong>new</strong> IllegalArgumentException(<span class="string">"Invalid uri '"</span> 
<a name="223" href="#223">223</a>                 + uri + <span class="string">"': "</span> + e.getMessage() 
<a name="224" href="#224">224</a>             );
<a name="225" href="#225">225</a>         }
<a name="226" href="#226">226</a>     }
<a name="227" href="#227">227</a> 
<a name="228" href="#228">228</a>     <em class="comment">// ------------------------------------------- Property Setters and Getters</em>
<a name="229" href="#229">229</a> 
<a name="230" href="#230">230</a>     <em>/**</em>
<a name="231" href="#231">231</a> <em>     * Obtains the name of the HTTP method as used in the HTTP request line,</em>
<a name="232" href="#232">232</a> <em>     * for example &lt;tt>"GET"&lt;/tt> or &lt;tt>"POST"&lt;/tt>.</em>
<a name="233" href="#233">233</a> <em>     * </em>
<a name="234" href="#234">234</a> <em>     * @return the name of this method</em>
<a name="235" href="#235">235</a> <em>     */</em>
<a name="236" href="#236">236</a>     <strong>public</strong> <strong>abstract</strong> String getName();
<a name="237" href="#237">237</a> 
<a name="238" href="#238">238</a>     <em>/**</em>
<a name="239" href="#239">239</a> <em>     * Returns the URI of the HTTP method</em>
<a name="240" href="#240">240</a> <em>     * </em>
<a name="241" href="#241">241</a> <em>     * @return The URI</em>
<a name="242" href="#242">242</a> <em>     * </em>
<a name="243" href="#243">243</a> <em>     * @throws URIException If the URI cannot be created.</em>
<a name="244" href="#244">244</a> <em>     * </em>
<a name="245" href="#245">245</a> <em>     * @see org.apache.commons.httpclient.HttpMethod#getURI()</em>
<a name="246" href="#246">246</a> <em>     */</em>
<a name="247" href="#247">247</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/URI.html">URI</a> getURI() throws URIException {
<a name="248" href="#248">248</a>         StringBuffer buffer = <strong>new</strong> StringBuffer();
<a name="249" href="#249">249</a>         <strong>if</strong> (<strong>this</strong>.httphost != <strong>null</strong>) {
<a name="250" href="#250">250</a>             buffer.append(<strong>this</strong>.httphost.getProtocol().getScheme());
<a name="251" href="#251">251</a>             buffer.append(<span class="string">"://"</span>);
<a name="252" href="#252">252</a>             buffer.append(<strong>this</strong>.httphost.getHostName());
<a name="253" href="#253">253</a>             <strong>int</strong> port = <strong>this</strong>.httphost.getPort();
<a name="254" href="#254">254</a>             <strong>if</strong> (port != -1 &amp;&amp; port != <strong>this</strong>.httphost.getProtocol().getDefaultPort()) {
<a name="255" href="#255">255</a>                 buffer.append(<span class="string">":"</span>);
<a name="256" href="#256">256</a>                 buffer.append(port);
<a name="257" href="#257">257</a>             }
<a name="258" href="#258">258</a>         }
<a name="259" href="#259">259</a>         buffer.append(<strong>this</strong>.path);
<a name="260" href="#260">260</a>         <strong>if</strong> (<strong>this</strong>.queryString != <strong>null</strong>) {
<a name="261" href="#261">261</a>             buffer.append('?');
<a name="262" href="#262">262</a>             buffer.append(<strong>this</strong>.queryString);
<a name="263" href="#263">263</a>         }
<a name="264" href="#264">264</a>         String charset = getParams().getUriCharset();
<a name="265" href="#265">265</a>         <strong>return</strong> <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/URI.html">URI</a>(buffer.toString(), <strong>true</strong>, charset);
<a name="266" href="#266">266</a>     }
<a name="267" href="#267">267</a> 
<a name="268" href="#268">268</a>     <em>/**</em>
<a name="269" href="#269">269</a> <em>     * Sets the URI for this method. </em>
<a name="270" href="#270">270</a> <em>     * </em>
<a name="271" href="#271">271</a> <em>     * @param uri URI to be set </em>
<a name="272" href="#272">272</a> <em>     * </em>
<a name="273" href="#273">273</a> <em>     * @throws URIException if a URI cannot be set</em>
<a name="274" href="#274">274</a> <em>     * </em>
<a name="275" href="#275">275</a> <em>     * @since 3.0</em>
<a name="276" href="#276">276</a> <em>     */</em>
<a name="277" href="#277">277</a>     <strong>public</strong> <strong>void</strong> setURI(<a href="../../../../org/apache/commons/httpclient/URI.html">URI</a> uri) throws URIException {
<a name="278" href="#278">278</a>         <em class="comment">// only set the host if specified by the URI</em>
<a name="279" href="#279">279</a>         <strong>if</strong> (uri.isAbsoluteURI()) {
<a name="280" href="#280">280</a>             <strong>this</strong>.httphost = <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/HttpHost.html">HttpHost</a>(uri);
<a name="281" href="#281">281</a>         }
<a name="282" href="#282">282</a>         <em class="comment">// set the path, defaulting to root</em>
<a name="283" href="#283">283</a>         setPath(
<a name="284" href="#284">284</a>             uri.getPath() == <strong>null</strong>
<a name="285" href="#285">285</a>             ? <span class="string">"/"</span>
<a name="286" href="#286">286</a>             : uri.getEscapedPath()
<a name="287" href="#287">287</a>         );
<a name="288" href="#288">288</a>         setQueryString(uri.getEscapedQuery());
<a name="289" href="#289">289</a>     } 
<a name="290" href="#290">290</a> 
<a name="291" href="#291">291</a>     <em>/**</em>
<a name="292" href="#292">292</a> <em>     * Sets whether or not the HTTP method should automatically follow HTTP redirects </em>
<a name="293" href="#293">293</a> <em>     * (status code 302, etc.)</em>
<a name="294" href="#294">294</a> <em>     * </em>
<a name="295" href="#295">295</a> <em>     * @param followRedirects &lt;tt>true&lt;/tt> if the method will automatically follow redirects,</em>
<a name="296" href="#296">296</a> <em>     * &lt;tt>false&lt;/tt> otherwise.</em>
<a name="297" href="#297">297</a> <em>     */</em>
<a name="298" href="#298">298</a>     <strong>public</strong> <strong>void</strong> setFollowRedirects(<strong>boolean</strong> followRedirects) {
<a name="299" href="#299">299</a>         <strong>this</strong>.followRedirects = followRedirects;
<a name="300" href="#300">300</a>     }
<a name="301" href="#301">301</a> 
<a name="302" href="#302">302</a>     <em>/**</em>
<a name="303" href="#303">303</a> <em>     * Returns &lt;tt>true&lt;/tt> if the HTTP method should automatically follow HTTP redirects </em>
<a name="304" href="#304">304</a> <em>     * (status code 302, etc.), &lt;tt>false&lt;/tt> otherwise.</em>
<a name="305" href="#305">305</a> <em>     * </em>
<a name="306" href="#306">306</a> <em>     * @return &lt;tt>true&lt;/tt> if the method will automatically follow HTTP redirects, </em>
<a name="307" href="#307">307</a> <em>     * &lt;tt>false&lt;/tt> otherwise.</em>
<a name="308" href="#308">308</a> <em>     */</em>
<a name="309" href="#309">309</a>     <strong>public</strong> <strong>boolean</strong> getFollowRedirects() {
<a name="310" href="#310">310</a>         <strong>return</strong> <strong>this</strong>.followRedirects;
<a name="311" href="#311">311</a>     }
<a name="312" href="#312">312</a> 
<a name="313" href="#313">313</a>     <em>/**</em><em> Sets whether version 1.1 of the HTTP protocol should be used per default.</em>
<a name="314" href="#314">314</a> <em>     *</em>
<a name="315" href="#315">315</a> <em>     * @param http11 &lt;tt>true&lt;/tt> to use HTTP/1.1, &lt;tt>false&lt;/tt> to use 1.0</em>
<a name="316" href="#316">316</a> <em>     * </em>
<a name="317" href="#317">317</a> <em>     * @deprecated Use {@link HttpMethodParams#setVersion(HttpVersion)}</em>
<a name="318" href="#318">318</a> <em>     */</em>
<a name="319" href="#319">319</a>     <strong>public</strong> <strong>void</strong> setHttp11(<strong>boolean</strong> http11) {
<a name="320" href="#320">320</a>         <strong>if</strong> (http11) {
<a name="321" href="#321">321</a>             <strong>this</strong>.params.setVersion(HttpVersion.HTTP_1_1);
<a name="322" href="#322">322</a>         } <strong>else</strong> {
<a name="323" href="#323">323</a>             <strong>this</strong>.params.setVersion(HttpVersion.HTTP_1_0);
<a name="324" href="#324">324</a>         } 
<a name="325" href="#325">325</a>     }
<a name="326" href="#326">326</a> 
<a name="327" href="#327">327</a>     <em>/**</em>
<a name="328" href="#328">328</a> <em>     * Returns &lt;tt>true&lt;/tt> if the HTTP method should automatically handle HTTP </em>
<a name="329" href="#329">329</a> <em>     * authentication challenges (status code 401, etc.), &lt;tt>false&lt;/tt> otherwise</em>
<a name="330" href="#330">330</a> <em>     *</em>
<a name="331" href="#331">331</a> <em>     * @return &lt;tt>true&lt;/tt> if authentication challenges will be processed </em>
<a name="332" href="#332">332</a> <em>     * automatically, &lt;tt>false&lt;/tt> otherwise.</em>
<a name="333" href="#333">333</a> <em>     * </em>
<a name="334" href="#334">334</a> <em>     * @since 2.0</em>
<a name="335" href="#335">335</a> <em>     */</em>
<a name="336" href="#336">336</a>     <strong>public</strong> <strong>boolean</strong> getDoAuthentication() {
<a name="337" href="#337">337</a>         <strong>return</strong> doAuthentication;
<a name="338" href="#338">338</a>     }
<a name="339" href="#339">339</a> 
<a name="340" href="#340">340</a>     <em>/**</em>
<a name="341" href="#341">341</a> <em>     * Sets whether or not the HTTP method should automatically handle HTTP </em>
<a name="342" href="#342">342</a> <em>     * authentication challenges (status code 401, etc.)</em>
<a name="343" href="#343">343</a> <em>     *</em>
<a name="344" href="#344">344</a> <em>     * @param doAuthentication &lt;tt>true&lt;/tt> to process authentication challenges</em>
<a name="345" href="#345">345</a> <em>     * authomatically, &lt;tt>false&lt;/tt> otherwise.</em>
<a name="346" href="#346">346</a> <em>     * </em>
<a name="347" href="#347">347</a> <em>     * @since 2.0</em>
<a name="348" href="#348">348</a> <em>     */</em>
<a name="349" href="#349">349</a>     <strong>public</strong> <strong>void</strong> setDoAuthentication(<strong>boolean</strong> doAuthentication) {
<a name="350" href="#350">350</a>         <strong>this</strong>.doAuthentication = doAuthentication;
<a name="351" href="#351">351</a>     }
<a name="352" href="#352">352</a> 
<a name="353" href="#353">353</a>     <em class="comment">// ---------------------------------------------- Protected Utility Methods</em>
<a name="354" href="#354">354</a> 
<a name="355" href="#355">355</a>     <em>/**</em>
<a name="356" href="#356">356</a> <em>     * Returns &lt;tt>true&lt;/tt> if version 1.1 of the HTTP protocol should be </em>
<a name="357" href="#357">357</a> <em>     * used per default, &lt;tt>false&lt;/tt> if version 1.0 should be used.</em>
<a name="358" href="#358">358</a> <em>     *</em>
<a name="359" href="#359">359</a> <em>     * @return &lt;tt>true&lt;/tt> to use HTTP/1.1, &lt;tt>false&lt;/tt> to use 1.0</em>
<a name="360" href="#360">360</a> <em>     * </em>
<a name="361" href="#361">361</a> <em>     * @deprecated Use {@link HttpMethodParams#getVersion()}</em>
<a name="362" href="#362">362</a> <em>     */</em>
<a name="363" href="#363">363</a>     <strong>public</strong> <strong>boolean</strong> isHttp11() {
<a name="364" href="#364">364</a>         <strong>return</strong> <strong>this</strong>.params.getVersion().equals(HttpVersion.HTTP_1_1);
<a name="365" href="#365">365</a>     }
<a name="366" href="#366">366</a> 
<a name="367" href="#367">367</a>     <em>/**</em>
<a name="368" href="#368">368</a> <em>     * Sets the path of the HTTP method.</em>
<a name="369" href="#369">369</a> <em>     * It is responsibility of the caller to ensure that the path is</em>
<a name="370" href="#370">370</a> <em>     * properly encoded (URL safe).</em>
<a name="371" href="#371">371</a> <em>     *</em>
<a name="372" href="#372">372</a> <em>     * @param path the path of the HTTP method. The path is expected</em>
<a name="373" href="#373">373</a> <em>     *        to be URL-encoded</em>
<a name="374" href="#374">374</a> <em>     */</em>
<a name="375" href="#375">375</a>     <strong>public</strong> <strong>void</strong> setPath(String path) {
<a name="376" href="#376">376</a>         <strong>this</strong>.path = path;
<a name="377" href="#377">377</a>     }
<a name="378" href="#378">378</a> 
<a name="379" href="#379">379</a>     <em>/**</em>
<a name="380" href="#380">380</a> <em>     * Adds the specified request header, NOT overwriting any previous value.</em>
<a name="381" href="#381">381</a> <em>     * Note that header-name matching is case insensitive.</em>
<a name="382" href="#382">382</a> <em>     *</em>
<a name="383" href="#383">383</a> <em>     * @param header the header to add to the request</em>
<a name="384" href="#384">384</a> <em>     */</em>
<a name="385" href="#385">385</a>     <strong>public</strong> <strong>void</strong> addRequestHeader(<a href="../../../../org/apache/commons/httpclient/Header.html">Header</a> header) {
<a name="386" href="#386">386</a>         LOG.trace(<span class="string">"HttpMethodBase.addRequestHeader(Header)"</span>);
<a name="387" href="#387">387</a> 
<a name="388" href="#388">388</a>         <strong>if</strong> (header == <strong>null</strong>) {
<a name="389" href="#389">389</a>             LOG.debug(<span class="string">"null header value ignored"</span>);
<a name="390" href="#390">390</a>         } <strong>else</strong> {
<a name="391" href="#391">391</a>             getRequestHeaderGroup().addHeader(header);
<a name="392" href="#392">392</a>         }
<a name="393" href="#393">393</a>     }
<a name="394" href="#394">394</a> 
<a name="395" href="#395">395</a>     <em>/**</em>
<a name="396" href="#396">396</a> <em>     * Use this method internally to add footers.</em>
<a name="397" href="#397">397</a> <em>     * </em>
<a name="398" href="#398">398</a> <em>     * @param footer The footer to add.</em>
<a name="399" href="#399">399</a> <em>     */</em>
<a name="400" href="#400">400</a>     <strong>public</strong> <strong>void</strong> addResponseFooter(<a href="../../../../org/apache/commons/httpclient/Header.html">Header</a> footer) {
<a name="401" href="#401">401</a>         getResponseTrailerHeaderGroup().addHeader(footer);
<a name="402" href="#402">402</a>     }
<a name="403" href="#403">403</a> 
<a name="404" href="#404">404</a>     <em>/**</em>
<a name="405" href="#405">405</a> <em>     * Gets the path of this HTTP method.</em>
<a name="406" href="#406">406</a> <em>     * Calling this method &lt;em>after&lt;/em> the request has been executed will </em>
<a name="407" href="#407">407</a> <em>     * return the &lt;em>actual&lt;/em> path, following any redirects automatically</em>
<a name="408" href="#408">408</a> <em>     * handled by this HTTP method.</em>
<a name="409" href="#409">409</a> <em>     *</em>
<a name="410" href="#410">410</a> <em>     * @return the path to request or "/" if the path is blank.</em>
<a name="411" href="#411">411</a> <em>     */</em>
<a name="412" href="#412">412</a>     <strong>public</strong> String getPath() {
<a name="413" href="#413">413</a>         <strong>return</strong> (path == <strong>null</strong> || path.equals(<span class="string">""</span>)) ? <span class="string">"/"</span> : path;
<a name="414" href="#414">414</a>     }
<a name="415" href="#415">415</a> 
<a name="416" href="#416">416</a>     <em>/**</em>
<a name="417" href="#417">417</a> <em>     * Sets the query string of this HTTP method. The caller must ensure that the string </em>
<a name="418" href="#418">418</a> <em>     * is properly URL encoded. The query string should not start with the question </em>
<a name="419" href="#419">419</a> <em>     * mark character.</em>
<a name="420" href="#420">420</a> <em>     *</em>
<a name="421" href="#421">421</a> <em>     * @param queryString the query string</em>
<a name="422" href="#422">422</a> <em>     * </em>
<a name="423" href="#423">423</a> <em>     * @see EncodingUtil#formUrlEncode(NameValuePair[], String)</em>
<a name="424" href="#424">424</a> <em>     */</em>
<a name="425" href="#425">425</a>     <strong>public</strong> <strong>void</strong> setQueryString(String queryString) {
<a name="426" href="#426">426</a>         <strong>this</strong>.queryString = queryString;
<a name="427" href="#427">427</a>     }
<a name="428" href="#428">428</a> 
<a name="429" href="#429">429</a>     <em>/**</em>
<a name="430" href="#430">430</a> <em>     * Sets the query string of this HTTP method.  The pairs are encoded as UTF-8 characters.  </em>
<a name="431" href="#431">431</a> <em>     * To use a different charset the parameters can be encoded manually using EncodingUtil </em>
<a name="432" href="#432">432</a> <em>     * and set as a single String.</em>
<a name="433" href="#433">433</a> <em>     *</em>
<a name="434" href="#434">434</a> <em>     * @param params an array of {@link NameValuePair}s to add as query string</em>
<a name="435" href="#435">435</a> <em>     *        parameters. The name/value pairs will be automcatically </em>
<a name="436" href="#436">436</a> <em>     *        URL encoded</em>
<a name="437" href="#437">437</a> <em>     * </em>
<a name="438" href="#438">438</a> <em>     * @see EncodingUtil#formUrlEncode(NameValuePair[], String)</em>
<a name="439" href="#439">439</a> <em>     * @see #setQueryString(String)</em>
<a name="440" href="#440">440</a> <em>     */</em>
<a name="441" href="#441">441</a>     <strong>public</strong> <strong>void</strong> setQueryString(<a href="../../../../org/apache/commons/httpclient/NameValuePair.html">NameValuePair</a>[] params) {
<a name="442" href="#442">442</a>         LOG.trace(<span class="string">"enter HttpMethodBase.setQueryString(NameValuePair[])"</span>);
<a name="443" href="#443">443</a>         queryString = EncodingUtil.formUrlEncode(params, <span class="string">"UTF-8"</span>);
<a name="444" href="#444">444</a>     }
<a name="445" href="#445">445</a> 
<a name="446" href="#446">446</a>     <em>/**</em>
<a name="447" href="#447">447</a> <em>     * Gets the query string of this HTTP method.</em>
<a name="448" href="#448">448</a> <em>     *</em>
<a name="449" href="#449">449</a> <em>     * @return The query string</em>
<a name="450" href="#450">450</a> <em>     */</em>
<a name="451" href="#451">451</a>     <strong>public</strong> String getQueryString() {
<a name="452" href="#452">452</a>         <strong>return</strong> queryString;
<a name="453" href="#453">453</a>     }
<a name="454" href="#454">454</a> 
<a name="455" href="#455">455</a>     <em>/**</em>
<a name="456" href="#456">456</a> <em>     * Set the specified request header, overwriting any previous value. Note</em>
<a name="457" href="#457">457</a> <em>     * that header-name matching is case-insensitive.</em>
<a name="458" href="#458">458</a> <em>     *</em>
<a name="459" href="#459">459</a> <em>     * @param headerName the header's name</em>
<a name="460" href="#460">460</a> <em>     * @param headerValue the header's value</em>
<a name="461" href="#461">461</a> <em>     */</em>
<a name="462" href="#462">462</a>     <strong>public</strong> <strong>void</strong> setRequestHeader(String headerName, String headerValue) {
<a name="463" href="#463">463</a>         <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a> header = <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a>(headerName, headerValue);
<a name="464" href="#464">464</a>         setRequestHeader(header);
<a name="465" href="#465">465</a>     }
<a name="466" href="#466">466</a> 
<a name="467" href="#467">467</a>     <em>/**</em>
<a name="468" href="#468">468</a> <em>     * Sets the specified request header, overwriting any previous value.</em>
<a name="469" href="#469">469</a> <em>     * Note that header-name matching is case insensitive.</em>
<a name="470" href="#470">470</a> <em>     * </em>
<a name="471" href="#471">471</a> <em>     * @param header the header</em>
<a name="472" href="#472">472</a> <em>     */</em>
<a name="473" href="#473">473</a>     <strong>public</strong> <strong>void</strong> setRequestHeader(<a href="../../../../org/apache/commons/httpclient/Header.html">Header</a> header) {
<a name="474" href="#474">474</a>         
<a name="475" href="#475">475</a>         <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a>[] headers = getRequestHeaderGroup().getHeaders(header.getName());
<a name="476" href="#476">476</a>         
<a name="477" href="#477">477</a>         <strong>for</strong> (<strong>int</strong> i = 0; i &lt; headers.length; i++) {
<a name="478" href="#478">478</a>             getRequestHeaderGroup().removeHeader(headers[i]);
<a name="479" href="#479">479</a>         }
<a name="480" href="#480">480</a>         
<a name="481" href="#481">481</a>         getRequestHeaderGroup().addHeader(header);
<a name="482" href="#482">482</a>         
<a name="483" href="#483">483</a>     }
<a name="484" href="#484">484</a> 
<a name="485" href="#485">485</a>     <em>/**</em>
<a name="486" href="#486">486</a> <em>     * Returns the specified request header. Note that header-name matching is</em>
<a name="487" href="#487">487</a> <em>     * case insensitive. &lt;tt>null&lt;/tt> will be returned if either</em>
<a name="488" href="#488">488</a> <em>     * &lt;i>headerName&lt;/i> is &lt;tt>null&lt;/tt> or there is no matching header for</em>
<a name="489" href="#489">489</a> <em>     * &lt;i>headerName&lt;/i>.</em>
<a name="490" href="#490">490</a> <em>     * </em>
<a name="491" href="#491">491</a> <em>     * @param headerName The name of the header to be returned.</em>
<a name="492" href="#492">492</a> <em>     *</em>
<a name="493" href="#493">493</a> <em>     * @return The specified request header.</em>
<a name="494" href="#494">494</a> <em>     * </em>
<a name="495" href="#495">495</a> <em>     * @since 3.0</em>
<a name="496" href="#496">496</a> <em>     */</em>
<a name="497" href="#497">497</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a> getRequestHeader(String headerName) {
<a name="498" href="#498">498</a>         <strong>if</strong> (headerName == <strong>null</strong>) {
<a name="499" href="#499">499</a>             <strong>return</strong> <strong>null</strong>;
<a name="500" href="#500">500</a>         } <strong>else</strong> {
<a name="501" href="#501">501</a>             <strong>return</strong> getRequestHeaderGroup().getCondensedHeader(headerName);
<a name="502" href="#502">502</a>         }
<a name="503" href="#503">503</a>     }
<a name="504" href="#504">504</a> 
<a name="505" href="#505">505</a>     <em>/**</em>
<a name="506" href="#506">506</a> <em>     * Returns an array of the requests headers that the HTTP method currently has</em>
<a name="507" href="#507">507</a> <em>     *</em>
<a name="508" href="#508">508</a> <em>     * @return an array of my request headers.</em>
<a name="509" href="#509">509</a> <em>     */</em>
<a name="510" href="#510">510</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a>[] getRequestHeaders() {
<a name="511" href="#511">511</a>         <strong>return</strong> getRequestHeaderGroup().getAllHeaders();
<a name="512" href="#512">512</a>     }
<a name="513" href="#513">513</a> 
<a name="514" href="#514">514</a>     <em>/**</em>
<a name="515" href="#515">515</a> <em>     * @see org.apache.commons.httpclient.HttpMethod#getRequestHeaders(java.lang.String)</em>
<a name="516" href="#516">516</a> <em>     */</em>
<a name="517" href="#517">517</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a>[] getRequestHeaders(String headerName) {
<a name="518" href="#518">518</a>         <strong>return</strong> getRequestHeaderGroup().getHeaders(headerName);
<a name="519" href="#519">519</a>     }
<a name="520" href="#520">520</a> 
<a name="521" href="#521">521</a>     <em>/**</em>
<a name="522" href="#522">522</a> <em>     * Gets the {@link HeaderGroup header group} storing the request headers.</em>
<a name="523" href="#523">523</a> <em>     * </em>
<a name="524" href="#524">524</a> <em>     * @return a HeaderGroup</em>
<a name="525" href="#525">525</a> <em>     * </em>
<a name="526" href="#526">526</a> <em>     * @since 2.0beta1</em>
<a name="527" href="#527">527</a> <em>     */</em>
<a name="528" href="#528">528</a>     <strong>protected</strong> <a href="../../../../org/apache/commons/httpclient/HeaderGroup.html">HeaderGroup</a> getRequestHeaderGroup() {
<a name="529" href="#529">529</a>         <strong>return</strong> requestHeaders;
<a name="530" href="#530">530</a>     }
<a name="531" href="#531">531</a> 
<a name="532" href="#532">532</a>     <em>/**</em>
<a name="533" href="#533">533</a> <em>     * Gets the {@link HeaderGroup header group} storing the response trailer headers </em>
<a name="534" href="#534">534</a> <em>     * as per RFC 2616 section 3.6.1.</em>
<a name="535" href="#535">535</a> <em>     * </em>
<a name="536" href="#536">536</a> <em>     * @return a HeaderGroup</em>
<a name="537" href="#537">537</a> <em>     * </em>
<a name="538" href="#538">538</a> <em>     * @since 2.0beta1</em>
<a name="539" href="#539">539</a> <em>     */</em>
<a name="540" href="#540">540</a>     <strong>protected</strong> <a href="../../../../org/apache/commons/httpclient/HeaderGroup.html">HeaderGroup</a> getResponseTrailerHeaderGroup() {
<a name="541" href="#541">541</a>         <strong>return</strong> responseTrailerHeaders;
<a name="542" href="#542">542</a>     }
<a name="543" href="#543">543</a> 
<a name="544" href="#544">544</a>     <em>/**</em>
<a name="545" href="#545">545</a> <em>     * Gets the {@link HeaderGroup header group} storing the response headers.</em>
<a name="546" href="#546">546</a> <em>     * </em>
<a name="547" href="#547">547</a> <em>     * @return a HeaderGroup</em>
<a name="548" href="#548">548</a> <em>     * </em>
<a name="549" href="#549">549</a> <em>     * @since 2.0beta1</em>
<a name="550" href="#550">550</a> <em>     */</em>
<a name="551" href="#551">551</a>     <strong>protected</strong> <a href="../../../../org/apache/commons/httpclient/HeaderGroup.html">HeaderGroup</a> getResponseHeaderGroup() {
<a name="552" href="#552">552</a>         <strong>return</strong> responseHeaders;
<a name="553" href="#553">553</a>     }
<a name="554" href="#554">554</a>     
<a name="555" href="#555">555</a>     <em>/**</em>
<a name="556" href="#556">556</a> <em>     * @see org.apache.commons.httpclient.HttpMethod#getResponseHeaders(java.lang.String)</em>
<a name="557" href="#557">557</a> <em>     * </em>
<a name="558" href="#558">558</a> <em>     * @since 3.0</em>
<a name="559" href="#559">559</a> <em>     */</em>
<a name="560" href="#560">560</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a>[] getResponseHeaders(String headerName) {
<a name="561" href="#561">561</a>         <strong>return</strong> getResponseHeaderGroup().getHeaders(headerName);
<a name="562" href="#562">562</a>     }
<a name="563" href="#563">563</a> 
<a name="564" href="#564">564</a>     <em>/**</em>
<a name="565" href="#565">565</a> <em>     * Returns the response status code.</em>
<a name="566" href="#566">566</a> <em>     *</em>
<a name="567" href="#567">567</a> <em>     * @return the status code associated with the latest response.</em>
<a name="568" href="#568">568</a> <em>     */</em>
<a name="569" href="#569">569</a>     <strong>public</strong> <strong>int</strong> getStatusCode() {
<a name="570" href="#570">570</a>         <strong>return</strong> statusLine.getStatusCode();
<a name="571" href="#571">571</a>     }
<a name="572" href="#572">572</a> 
<a name="573" href="#573">573</a>     <em>/**</em>
<a name="574" href="#574">574</a> <em>     * Provides access to the response status line.</em>
<a name="575" href="#575">575</a> <em>     *</em>
<a name="576" href="#576">576</a> <em>     * @return the status line object from the latest response.</em>
<a name="577" href="#577">577</a> <em>     * @since 2.0</em>
<a name="578" href="#578">578</a> <em>     */</em>
<a name="579" href="#579">579</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/StatusLine.html">StatusLine</a> getStatusLine() {
<a name="580" href="#580">580</a>         <strong>return</strong> statusLine;
<a name="581" href="#581">581</a>     }
<a name="582" href="#582">582</a> 
<a name="583" href="#583">583</a>     <em>/**</em>
<a name="584" href="#584">584</a> <em>     * Checks if response data is available.</em>
<a name="585" href="#585">585</a> <em>     * @return &lt;tt>true&lt;/tt> if response data is available, &lt;tt>false&lt;/tt> otherwise.</em>
<a name="586" href="#586">586</a> <em>     */</em>
<a name="587" href="#587">587</a>     <strong>private</strong> <strong>boolean</strong> responseAvailable() {
<a name="588" href="#588">588</a>         <strong>return</strong> (responseBody != <strong>null</strong>) || (responseStream != <strong>null</strong>);
<a name="589" href="#589">589</a>     }
<a name="590" href="#590">590</a> 
<a name="591" href="#591">591</a>     <em>/**</em>
<a name="592" href="#592">592</a> <em>     * Returns an array of the response headers that the HTTP method currently has</em>
<a name="593" href="#593">593</a> <em>     * in the order in which they were read.</em>
<a name="594" href="#594">594</a> <em>     *</em>
<a name="595" href="#595">595</a> <em>     * @return an array of response headers.</em>
<a name="596" href="#596">596</a> <em>     */</em>
<a name="597" href="#597">597</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a>[] getResponseHeaders() {
<a name="598" href="#598">598</a>         <strong>return</strong> getResponseHeaderGroup().getAllHeaders();
<a name="599" href="#599">599</a>     }
<a name="600" href="#600">600</a> 
<a name="601" href="#601">601</a>     <em>/**</em>
<a name="602" href="#602">602</a> <em>     * Gets the response header associated with the given name. Header name</em>
<a name="603" href="#603">603</a> <em>     * matching is case insensitive. &lt;tt>null&lt;/tt> will be returned if either</em>
<a name="604" href="#604">604</a> <em>     * &lt;i>headerName&lt;/i> is &lt;tt>null&lt;/tt> or there is no matching header for</em>
<a name="605" href="#605">605</a> <em>     * &lt;i>headerName&lt;/i>.</em>
<a name="606" href="#606">606</a> <em>     *</em>
<a name="607" href="#607">607</a> <em>     * @param headerName the header name to match</em>
<a name="608" href="#608">608</a> <em>     *</em>
<a name="609" href="#609">609</a> <em>     * @return the matching header</em>
<a name="610" href="#610">610</a> <em>     */</em>
<a name="611" href="#611">611</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a> getResponseHeader(String headerName) {        
<a name="612" href="#612">612</a>         <strong>if</strong> (headerName == <strong>null</strong>) {
<a name="613" href="#613">613</a>             <strong>return</strong> <strong>null</strong>;
<a name="614" href="#614">614</a>         } <strong>else</strong> {
<a name="615" href="#615">615</a>             <strong>return</strong> getResponseHeaderGroup().getCondensedHeader(headerName);
<a name="616" href="#616">616</a>         }        
<a name="617" href="#617">617</a>     }
<a name="618" href="#618">618</a> 
<a name="619" href="#619">619</a> 
<a name="620" href="#620">620</a>     <em>/**</em>
<a name="621" href="#621">621</a> <em>     * Return the length (in bytes) of the response body, as specified in a</em>
<a name="622" href="#622">622</a> <em>     * &lt;tt>Content-Length&lt;/tt> header.</em>
<a name="623" href="#623">623</a> <em>     *</em>
<a name="624" href="#624">624</a> <em>     * &lt;p></em>
<a name="625" href="#625">625</a> <em>     * Return &lt;tt>-1&lt;/tt> when the content-length is unknown.</em>
<a name="626" href="#626">626</a> <em>     * &lt;/p></em>
<a name="627" href="#627">627</a> <em>     *</em>
<a name="628" href="#628">628</a> <em>     * @return content length, if &lt;tt>Content-Length&lt;/tt> header is available. </em>
<a name="629" href="#629">629</a> <em>     *          &lt;tt>0&lt;/tt> indicates that the request has no body.</em>
<a name="630" href="#630">630</a> <em>     *          If &lt;tt>Content-Length&lt;/tt> header is not present, the method </em>
<a name="631" href="#631">631</a> <em>     *          returns  &lt;tt>-1&lt;/tt>.</em>
<a name="632" href="#632">632</a> <em>     */</em>
<a name="633" href="#633">633</a>     <strong>public</strong> <strong>long</strong> getResponseContentLength() {
<a name="634" href="#634">634</a>         <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a>[] headers = getResponseHeaderGroup().getHeaders(<span class="string">"Content-Length"</span>);
<a name="635" href="#635">635</a>         <strong>if</strong> (headers.length == 0) {
<a name="636" href="#636">636</a>             <strong>return</strong> -1;
<a name="637" href="#637">637</a>         }
<a name="638" href="#638">638</a>         <strong>if</strong> (headers.length > 1) {
<a name="639" href="#639">639</a>             LOG.warn(<span class="string">"Multiple content-length headers detected"</span>);
<a name="640" href="#640">640</a>         }
<a name="641" href="#641">641</a>         <strong>for</strong> (<strong>int</strong> i = headers.length - 1; i >= 0; i--) {
<a name="642" href="#642">642</a>             <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a> header = headers[i];
<a name="643" href="#643">643</a>             <strong>try</strong> {
<a name="644" href="#644">644</a>                 <strong>return</strong> Long.parseLong(header.getValue());
<a name="645" href="#645">645</a>             } <strong>catch</strong> (NumberFormatException e) {
<a name="646" href="#646">646</a>                 <strong>if</strong> (LOG.isWarnEnabled()) {
<a name="647" href="#647">647</a>                     LOG.warn(<span class="string">"Invalid content-length value: "</span> + e.getMessage());
<a name="648" href="#648">648</a>                 }
<a name="649" href="#649">649</a>             }
<a name="650" href="#650">650</a>             <em class="comment">// See if we can have better luck with another header, if present</em>
<a name="651" href="#651">651</a>         }
<a name="652" href="#652">652</a>         <strong>return</strong> -1;
<a name="653" href="#653">653</a>     }
<a name="654" href="#654">654</a> 
<a name="655" href="#655">655</a> 
<a name="656" href="#656">656</a>     <em>/**</em>
<a name="657" href="#657">657</a> <em>     * Returns the response body of the HTTP method, if any, as an array of bytes.</em>
<a name="658" href="#658">658</a> <em>     * If response body is not available or cannot be read, returns &lt;tt>null&lt;/tt>.</em>
<a name="659" href="#659">659</a> <em>     * Buffers the response and this method can be called several times yielding</em>
<a name="660" href="#660">660</a> <em>     * the same result each time.</em>
<a name="661" href="#661">661</a> <em>     * </em>
<a name="662" href="#662">662</a> <em>     * Note: This will cause the entire response body to be buffered in memory. A</em>
<a name="663" href="#663">663</a> <em>     * malicious server may easily exhaust all the VM memory. It is strongly</em>
<a name="664" href="#664">664</a> <em>     * recommended, to use getResponseAsStream if the content length of the response</em>
<a name="665" href="#665">665</a> <em>     * is unknown or resonably large.</em>
<a name="666" href="#666">666</a> <em>     *  </em>
<a name="667" href="#667">667</a> <em>     * @return The response body.</em>
<a name="668" href="#668">668</a> <em>     * </em>
<a name="669" href="#669">669</a> <em>     * @throws IOException If an I/O (transport) problem occurs while obtaining the </em>
<a name="670" href="#670">670</a> <em>     * response body.</em>
<a name="671" href="#671">671</a> <em>     */</em>
<a name="672" href="#672">672</a>     <strong>public</strong> byte[] getResponseBody() throws IOException {
<a name="673" href="#673">673</a>         <strong>if</strong> (<strong>this</strong>.responseBody == <strong>null</strong>) {
<a name="674" href="#674">674</a>             InputStream instream = getResponseBodyAsStream();
<a name="675" href="#675">675</a>             <strong>if</strong> (instream != <strong>null</strong>) {
<a name="676" href="#676">676</a>                 <strong>long</strong> contentLength = getResponseContentLength();
<a name="677" href="#677">677</a>                 <strong>if</strong> (contentLength > Integer.MAX_VALUE) { <em class="comment">//guard below cast from overflow</em>
<a name="678" href="#678">678</a>                     <strong>throw</strong> <strong>new</strong> IOException(<span class="string">"Content too large to be buffered: "</span>+ contentLength +<span class="string">" bytes"</span>);
<a name="679" href="#679">679</a>                 }
<a name="680" href="#680">680</a>                 <strong>int</strong> limit = getParams().getIntParameter(HttpMethodParams.BUFFER_WARN_TRIGGER_LIMIT, 1024*1024);
<a name="681" href="#681">681</a>                 <strong>if</strong> ((contentLength == -1) || (contentLength > limit)) {
<a name="682" href="#682">682</a>                     LOG.warn(<span class="string">"Going to buffer response body of large or unknown size. "</span>
<a name="683" href="#683">683</a>                             +<span class="string">"Using getResponseBodyAsStream instead is recommended."</span>);
<a name="684" href="#684">684</a>                 }
<a name="685" href="#685">685</a>                 LOG.debug(<span class="string">"Buffering response body"</span>);
<a name="686" href="#686">686</a>                 ByteArrayOutputStream outstream = <strong>new</strong> ByteArrayOutputStream(
<a name="687" href="#687">687</a>                         contentLength > 0 ? (<strong>int</strong>) contentLength : DEFAULT_INITIAL_BUFFER_SIZE);
<a name="688" href="#688">688</a>                 byte[] buffer = <strong>new</strong> byte[4096];
<a name="689" href="#689">689</a>                 <strong>int</strong> len;
<a name="690" href="#690">690</a>                 <strong>while</strong> ((len = instream.read(buffer)) > 0) {
<a name="691" href="#691">691</a>                     outstream.write(buffer, 0, len);
<a name="692" href="#692">692</a>                 }
<a name="693" href="#693">693</a>                 outstream.close();
<a name="694" href="#694">694</a>                 setResponseStream(<strong>null</strong>);
<a name="695" href="#695">695</a>                 <strong>this</strong>.responseBody = outstream.toByteArray();
<a name="696" href="#696">696</a>             }
<a name="697" href="#697">697</a>         }
<a name="698" href="#698">698</a>         <strong>return</strong> <strong>this</strong>.responseBody;
<a name="699" href="#699">699</a>     }
<a name="700" href="#700">700</a> 
<a name="701" href="#701">701</a>     <em>/**</em>
<a name="702" href="#702">702</a> <em>     * Returns the response body of the HTTP method, if any, as an array of bytes.</em>
<a name="703" href="#703">703</a> <em>     * If response body is not available or cannot be read, returns &lt;tt>null&lt;/tt>.</em>
<a name="704" href="#704">704</a> <em>     * Buffers the response and this method can be called several times yielding</em>
<a name="705" href="#705">705</a> <em>     * the same result each time.</em>
<a name="706" href="#706">706</a> <em>     * </em>
<a name="707" href="#707">707</a> <em>     * Note: This will cause the entire response body to be buffered in memory. This method is</em>
<a name="708" href="#708">708</a> <em>     * safe if the content length of the response is unknown, because the amount of memory used</em>
<a name="709" href="#709">709</a> <em>     * is limited.&lt;p></em>
<a name="710" href="#710">710</a> <em>     * </em>
<a name="711" href="#711">711</a> <em>     * If the response is large this method involves lots of array copying and many object </em>
<a name="712" href="#712">712</a> <em>     * allocations, which makes it unsuitable for high-performance / low-footprint applications.</em>
<a name="713" href="#713">713</a> <em>     * Those applications should use {@link #getResponseBodyAsStream()}.</em>
<a name="714" href="#714">714</a> <em>     * </em>
<a name="715" href="#715">715</a> <em>     * @param maxlen the maximum content length to accept (number of bytes). </em>
<a name="716" href="#716">716</a> <em>     * @return The response body.</em>
<a name="717" href="#717">717</a> <em>     * </em>
<a name="718" href="#718">718</a> <em>     * @throws IOException If an I/O (transport) problem occurs while obtaining the </em>
<a name="719" href="#719">719</a> <em>     * response body.</em>
<a name="720" href="#720">720</a> <em>     */</em>
<a name="721" href="#721">721</a>     <strong>public</strong> byte[] getResponseBody(<strong>int</strong> maxlen) throws IOException {
<a name="722" href="#722">722</a>         <strong>if</strong> (maxlen &lt; 0) <strong>throw</strong> <strong>new</strong> IllegalArgumentException(<span class="string">"maxlen must be positive"</span>);
<a name="723" href="#723">723</a>         <strong>if</strong> (<strong>this</strong>.responseBody == <strong>null</strong>) {
<a name="724" href="#724">724</a>             InputStream instream = getResponseBodyAsStream();
<a name="725" href="#725">725</a>             <strong>if</strong> (instream != <strong>null</strong>) {
<a name="726" href="#726">726</a>                 <em class="comment">// we might already know that the content is larger</em>
<a name="727" href="#727">727</a>                 <strong>long</strong> contentLength = getResponseContentLength();
<a name="728" href="#728">728</a>                 <strong>if</strong> ((contentLength != -1) &amp;&amp; (contentLength > maxlen)) {
<a name="729" href="#729">729</a>                     <strong>throw</strong> <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/HttpContentTooLargeException.html">HttpContentTooLargeException</a>(
<a name="730" href="#730">730</a>                             <span class="string">"Content-Length is "</span> + contentLength, maxlen);
<a name="731" href="#731">731</a>                 }
<a name="732" href="#732">732</a>                 
<a name="733" href="#733">733</a>                 LOG.debug(<span class="string">"Buffering response body"</span>);
<a name="734" href="#734">734</a>                 ByteArrayOutputStream rawdata = <strong>new</strong> ByteArrayOutputStream(
<a name="735" href="#735">735</a>                         contentLength > 0 ? (<strong>int</strong>) contentLength : DEFAULT_INITIAL_BUFFER_SIZE);
<a name="736" href="#736">736</a>                 byte[] buffer = <strong>new</strong> byte[2048];
<a name="737" href="#737">737</a>                 <strong>int</strong> pos = 0;
<a name="738" href="#738">738</a>                 <strong>int</strong> len;
<a name="739" href="#739">739</a>                 <strong>do</strong> {
<a name="740" href="#740">740</a>                     len = instream.read(buffer, 0, Math.min(buffer.length, maxlen-pos));
<a name="741" href="#741">741</a>                     <strong>if</strong> (len == -1) <strong>break</strong>;
<a name="742" href="#742">742</a>                     rawdata.write(buffer, 0, len);
<a name="743" href="#743">743</a>                     pos += len;
<a name="744" href="#744">744</a>                 } <strong>while</strong> (pos &lt; maxlen);
<a name="745" href="#745">745</a>                 
<a name="746" href="#746">746</a>                 setResponseStream(<strong>null</strong>);
<a name="747" href="#747">747</a>                 <em class="comment">// check if there is even more data</em>
<a name="748" href="#748">748</a>                 <strong>if</strong> (pos == maxlen) {
<a name="749" href="#749">749</a>                     <strong>if</strong> (instream.read() != -1)
<a name="750" href="#750">750</a>                         <strong>throw</strong> <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/HttpContentTooLargeException.html">HttpContentTooLargeException</a>(
<a name="751" href="#751">751</a>                                 <span class="string">"Content-Length not known but larger than "</span>
<a name="752" href="#752">752</a>                                 + maxlen, maxlen);
<a name="753" href="#753">753</a>                 }
<a name="754" href="#754">754</a>                 <strong>this</strong>.responseBody = rawdata.toByteArray();
<a name="755" href="#755">755</a>             }
<a name="756" href="#756">756</a>         }
<a name="757" href="#757">757</a>         <strong>return</strong> <strong>this</strong>.responseBody;
<a name="758" href="#758">758</a>     }
<a name="759" href="#759">759</a> 
<a name="760" href="#760">760</a>     <em>/**</em>
<a name="761" href="#761">761</a> <em>     * Returns the response body of the HTTP method, if any, as an {@link InputStream}. </em>
<a name="762" href="#762">762</a> <em>     * If response body is not available, returns &lt;tt>null&lt;/tt>. If the response has been</em>
<a name="763" href="#763">763</a> <em>     * buffered this method returns a new stream object on every call. If the response</em>
<a name="764" href="#764">764</a> <em>     * has not been buffered the returned stream can only be read once.</em>
<a name="765" href="#765">765</a> <em>     * </em>
<a name="766" href="#766">766</a> <em>     * @return The response body or &lt;code>null&lt;/code>.</em>
<a name="767" href="#767">767</a> <em>     * </em>
<a name="768" href="#768">768</a> <em>     * @throws IOException If an I/O (transport) problem occurs while obtaining the </em>
<a name="769" href="#769">769</a> <em>     * response body.</em>
<a name="770" href="#770">770</a> <em>     */</em>
<a name="771" href="#771">771</a>     <strong>public</strong> InputStream getResponseBodyAsStream() throws IOException {
<a name="772" href="#772">772</a>         <strong>if</strong> (responseStream != <strong>null</strong>) {
<a name="773" href="#773">773</a>             <strong>return</strong> responseStream;
<a name="774" href="#774">774</a>         }
<a name="775" href="#775">775</a>         <strong>if</strong> (responseBody != <strong>null</strong>) {
<a name="776" href="#776">776</a>             InputStream byteResponseStream = <strong>new</strong> ByteArrayInputStream(responseBody);
<a name="777" href="#777">777</a>             LOG.debug(<span class="string">"re-creating response stream from byte array"</span>);
<a name="778" href="#778">778</a>             <strong>return</strong> byteResponseStream;
<a name="779" href="#779">779</a>         }
<a name="780" href="#780">780</a>         <strong>return</strong> <strong>null</strong>;
<a name="781" href="#781">781</a>     }
<a name="782" href="#782">782</a> 
<a name="783" href="#783">783</a>     <em>/**</em>
<a name="784" href="#784">784</a> <em>     * Returns the response body of the HTTP method, if any, as a {@link String}. </em>
<a name="785" href="#785">785</a> <em>     * If response body is not available or cannot be read, returns &lt;tt>null&lt;/tt></em>
<a name="786" href="#786">786</a> <em>     * The string conversion on the data is done using the character encoding specified</em>
<a name="787" href="#787">787</a> <em>     * in &lt;tt>Content-Type&lt;/tt> header. Buffers the response and this method can be </em>
<a name="788" href="#788">788</a> <em>     * called several times yielding the same result each time.</em>
<a name="789" href="#789">789</a> <em>     * </em>
<a name="790" href="#790">790</a> <em>     * Note: This will cause the entire response body to be buffered in memory. A</em>
<a name="791" href="#791">791</a> <em>     * malicious server may easily exhaust all the VM memory. It is strongly</em>
<a name="792" href="#792">792</a> <em>     * recommended, to use getResponseAsStream if the content length of the response</em>
<a name="793" href="#793">793</a> <em>     * is unknown or resonably large.</em>
<a name="794" href="#794">794</a> <em>     * </em>
<a name="795" href="#795">795</a> <em>     * @return The response body or &lt;code>null&lt;/code>.</em>
<a name="796" href="#796">796</a> <em>     * </em>
<a name="797" href="#797">797</a> <em>     * @throws IOException If an I/O (transport) problem occurs while obtaining the </em>
<a name="798" href="#798">798</a> <em>     * response body.</em>
<a name="799" href="#799">799</a> <em>     */</em>
<a name="800" href="#800">800</a>     <strong>public</strong> String getResponseBodyAsString() throws IOException {
<a name="801" href="#801">801</a>         byte[] rawdata = <strong>null</strong>;
<a name="802" href="#802">802</a>         <strong>if</strong> (responseAvailable()) {
<a name="803" href="#803">803</a>             rawdata = getResponseBody();
<a name="804" href="#804">804</a>         }
<a name="805" href="#805">805</a>         <strong>if</strong> (rawdata != <strong>null</strong>) {
<a name="806" href="#806">806</a>             <strong>return</strong> EncodingUtil.getString(rawdata, getResponseCharSet());
<a name="807" href="#807">807</a>         } <strong>else</strong> {
<a name="808" href="#808">808</a>             <strong>return</strong> <strong>null</strong>;
<a name="809" href="#809">809</a>         }
<a name="810" href="#810">810</a>     }
<a name="811" href="#811">811</a>     
<a name="812" href="#812">812</a>     <em>/**</em>
<a name="813" href="#813">813</a> <em>     * Returns the response body of the HTTP method, if any, as a {@link String}. </em>
<a name="814" href="#814">814</a> <em>     * If response body is not available or cannot be read, returns &lt;tt>null&lt;/tt></em>
<a name="815" href="#815">815</a> <em>     * The string conversion on the data is done using the character encoding specified</em>
<a name="816" href="#816">816</a> <em>     * in &lt;tt>Content-Type&lt;/tt> header. Buffers the response and this method can be </em>
<a name="817" href="#817">817</a> <em>     * called several times yielding the same result each time.&lt;/p></em>
<a name="818" href="#818">818</a> <em>     * </em>
<a name="819" href="#819">819</a> <em>     * Note: This will cause the entire response body to be buffered in memory. This method is</em>
<a name="820" href="#820">820</a> <em>     * safe if the content length of the response is unknown, because the amount of memory used</em>
<a name="821" href="#821">821</a> <em>     * is limited.&lt;p></em>
<a name="822" href="#822">822</a> <em>     * </em>
<a name="823" href="#823">823</a> <em>     * If the response is large this method involves lots of array copying and many object </em>
<a name="824" href="#824">824</a> <em>     * allocations, which makes it unsuitable for high-performance / low-footprint applications.</em>
<a name="825" href="#825">825</a> <em>     * Those applications should use {@link #getResponseBodyAsStream()}.</em>
<a name="826" href="#826">826</a> <em>     * </em>
<a name="827" href="#827">827</a> <em>     * @param maxlen the maximum content length to accept (number of bytes). Note that,</em>
<a name="828" href="#828">828</a> <em>     * depending on the encoding, this is not equal to the number of characters.</em>
<a name="829" href="#829">829</a> <em>     * @return The response body or &lt;code>null&lt;/code>.</em>
<a name="830" href="#830">830</a> <em>     * </em>
<a name="831" href="#831">831</a> <em>     * @throws IOException If an I/O (transport) problem occurs while obtaining the </em>
<a name="832" href="#832">832</a> <em>     * response body.</em>
<a name="833" href="#833">833</a> <em>     */</em>
<a name="834" href="#834">834</a>     <strong>public</strong> String getResponseBodyAsString(<strong>int</strong> maxlen) throws IOException {
<a name="835" href="#835">835</a>         <strong>if</strong> (maxlen &lt; 0) <strong>throw</strong> <strong>new</strong> IllegalArgumentException(<span class="string">"maxlen must be positive"</span>);
<a name="836" href="#836">836</a>         byte[] rawdata = <strong>null</strong>;
<a name="837" href="#837">837</a>         <strong>if</strong> (responseAvailable()) {
<a name="838" href="#838">838</a>             rawdata = getResponseBody(maxlen);
<a name="839" href="#839">839</a>         }
<a name="840" href="#840">840</a>         <strong>if</strong> (rawdata != <strong>null</strong>) {
<a name="841" href="#841">841</a>             <strong>return</strong> EncodingUtil.getString(rawdata, getResponseCharSet());
<a name="842" href="#842">842</a>         } <strong>else</strong> {
<a name="843" href="#843">843</a>             <strong>return</strong> <strong>null</strong>;
<a name="844" href="#844">844</a>         }
<a name="845" href="#845">845</a>     }
<a name="846" href="#846">846</a> 
<a name="847" href="#847">847</a>     <em>/**</em>
<a name="848" href="#848">848</a> <em>     * Returns an array of the response footers that the HTTP method currently has</em>
<a name="849" href="#849">849</a> <em>     * in the order in which they were read.</em>
<a name="850" href="#850">850</a> <em>     *</em>
<a name="851" href="#851">851</a> <em>     * @return an array of footers</em>
<a name="852" href="#852">852</a> <em>     */</em>
<a name="853" href="#853">853</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a>[] getResponseFooters() {
<a name="854" href="#854">854</a>         <strong>return</strong> getResponseTrailerHeaderGroup().getAllHeaders();
<a name="855" href="#855">855</a>     }
<a name="856" href="#856">856</a> 
<a name="857" href="#857">857</a>     <em>/**</em>
<a name="858" href="#858">858</a> <em>     * Gets the response footer associated with the given name.</em>
<a name="859" href="#859">859</a> <em>     * Footer name matching is case insensitive.</em>
<a name="860" href="#860">860</a> <em>     * &lt;tt>null&lt;/tt> will be returned if either &lt;i>footerName&lt;/i> is</em>
<a name="861" href="#861">861</a> <em>     * &lt;tt>null&lt;/tt> or there is no matching footer for &lt;i>footerName&lt;/i></em>
<a name="862" href="#862">862</a> <em>     * or there are no footers available.  If there are multiple footers</em>
<a name="863" href="#863">863</a> <em>     * with the same name, there values will be combined with the ',' separator</em>
<a name="864" href="#864">864</a> <em>     * as specified by RFC2616.</em>
<a name="865" href="#865">865</a> <em>     * </em>
<a name="866" href="#866">866</a> <em>     * @param footerName the footer name to match</em>
<a name="867" href="#867">867</a> <em>     * @return the matching footer</em>
<a name="868" href="#868">868</a> <em>     */</em>
<a name="869" href="#869">869</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a> getResponseFooter(String footerName) {
<a name="870" href="#870">870</a>         <strong>if</strong> (footerName == <strong>null</strong>) {
<a name="871" href="#871">871</a>             <strong>return</strong> <strong>null</strong>;
<a name="872" href="#872">872</a>         } <strong>else</strong> {
<a name="873" href="#873">873</a>             <strong>return</strong> getResponseTrailerHeaderGroup().getCondensedHeader(footerName);
<a name="874" href="#874">874</a>         }
<a name="875" href="#875">875</a>     }
<a name="876" href="#876">876</a> 
<a name="877" href="#877">877</a>     <em>/**</em>
<a name="878" href="#878">878</a> <em>     * Sets the response stream.</em>
<a name="879" href="#879">879</a> <em>     * @param responseStream The new response stream.</em>
<a name="880" href="#880">880</a> <em>     */</em>
<a name="881" href="#881">881</a>     <strong>protected</strong> <strong>void</strong> setResponseStream(InputStream responseStream) {
<a name="882" href="#882">882</a>         <strong>this</strong>.responseStream = responseStream;
<a name="883" href="#883">883</a>     }
<a name="884" href="#884">884</a> 
<a name="885" href="#885">885</a>     <em>/**</em>
<a name="886" href="#886">886</a> <em>     * Returns a stream from which the body of the current response may be read.</em>
<a name="887" href="#887">887</a> <em>     * If the method has not yet been executed, if &lt;code>responseBodyConsumed&lt;/code></em>
<a name="888" href="#888">888</a> <em>     * has been called, or if the stream returned by a previous call has been closed,</em>
<a name="889" href="#889">889</a> <em>     * &lt;code>null&lt;/code> will be returned.</em>
<a name="890" href="#890">890</a> <em>     *</em>
<a name="891" href="#891">891</a> <em>     * @return the current response stream</em>
<a name="892" href="#892">892</a> <em>     */</em>
<a name="893" href="#893">893</a>     <strong>protected</strong> InputStream getResponseStream() {
<a name="894" href="#894">894</a>         <strong>return</strong> responseStream;
<a name="895" href="#895">895</a>     }
<a name="896" href="#896">896</a>     
<a name="897" href="#897">897</a>     <em>/**</em>
<a name="898" href="#898">898</a> <em>     * Returns the status text (or "reason phrase") associated with the latest</em>
<a name="899" href="#899">899</a> <em>     * response.</em>
<a name="900" href="#900">900</a> <em>     * </em>
<a name="901" href="#901">901</a> <em>     * @return The status text.</em>
<a name="902" href="#902">902</a> <em>     */</em>
<a name="903" href="#903">903</a>     <strong>public</strong> String getStatusText() {
<a name="904" href="#904">904</a>         <strong>return</strong> statusLine.getReasonPhrase();
<a name="905" href="#905">905</a>     }
<a name="906" href="#906">906</a> 
<a name="907" href="#907">907</a>     <em>/**</em>
<a name="908" href="#908">908</a> <em>     * Defines how strictly HttpClient follows the HTTP protocol specification  </em>
<a name="909" href="#909">909</a> <em>     * (RFC 2616 and other relevant RFCs). In the strict mode HttpClient precisely</em>
<a name="910" href="#910">910</a> <em>     * implements the requirements of the specification, whereas in non-strict mode </em>
<a name="911" href="#911">911</a> <em>     * it attempts to mimic the exact behaviour of commonly used HTTP agents, </em>
<a name="912" href="#912">912</a> <em>     * which many HTTP servers expect.</em>
<a name="913" href="#913">913</a> <em>     * </em>
<a name="914" href="#914">914</a> <em>     * @param strictMode &lt;tt>true&lt;/tt> for strict mode, &lt;tt>false&lt;/tt> otherwise</em>
<a name="915" href="#915">915</a> <em>     * </em>
<a name="916" href="#916">916</a> <em>     * @deprecated Use {@link org.apache.commons.httpclient.params.HttpParams#setParameter(String, Object)}</em>
<a name="917" href="#917">917</a> <em>     * to exercise a more granular control over HTTP protocol strictness.</em>
<a name="918" href="#918">918</a> <em>     */</em>
<a name="919" href="#919">919</a>     <strong>public</strong> <strong>void</strong> setStrictMode(<strong>boolean</strong> strictMode) {
<a name="920" href="#920">920</a>         <strong>if</strong> (strictMode) {
<a name="921" href="#921">921</a>             <strong>this</strong>.params.makeStrict();
<a name="922" href="#922">922</a>         } <strong>else</strong> {
<a name="923" href="#923">923</a>             <strong>this</strong>.params.makeLenient();
<a name="924" href="#924">924</a>         }
<a name="925" href="#925">925</a>     }
<a name="926" href="#926">926</a> 
<a name="927" href="#927">927</a>     <em>/**</em>
<a name="928" href="#928">928</a> <em>     * @deprecated Use {@link org.apache.commons.httpclient.params.HttpParams#setParameter(String, Object)}</em>
<a name="929" href="#929">929</a> <em>     * to exercise a more granular control over HTTP protocol strictness.</em>
<a name="930" href="#930">930</a> <em>     *</em>
<a name="931" href="#931">931</a> <em>     * @return &lt;tt>false&lt;/tt></em>
<a name="932" href="#932">932</a> <em>     */</em>
<a name="933" href="#933">933</a>     <strong>public</strong> <strong>boolean</strong> isStrictMode() {
<a name="934" href="#934">934</a>         <strong>return</strong> false;
<a name="935" href="#935">935</a>     }
<a name="936" href="#936">936</a> 
<a name="937" href="#937">937</a>     <em>/**</em>
<a name="938" href="#938">938</a> <em>     * Adds the specified request header, NOT overwriting any previous value.</em>
<a name="939" href="#939">939</a> <em>     * Note that header-name matching is case insensitive.</em>
<a name="940" href="#940">940</a> <em>     *</em>
<a name="941" href="#941">941</a> <em>     * @param headerName the header's name</em>
<a name="942" href="#942">942</a> <em>     * @param headerValue the header's value</em>
<a name="943" href="#943">943</a> <em>     */</em>
<a name="944" href="#944">944</a>     <strong>public</strong> <strong>void</strong> addRequestHeader(String headerName, String headerValue) {
<a name="945" href="#945">945</a>         addRequestHeader(<strong>new</strong> <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a>(headerName, headerValue));
<a name="946" href="#946">946</a>     }
<a name="947" href="#947">947</a> 
<a name="948" href="#948">948</a>     <em>/**</em>
<a name="949" href="#949">949</a> <em>     * Tests if the connection should be force-closed when no longer needed.</em>
<a name="950" href="#950">950</a> <em>     * </em>
<a name="951" href="#951">951</a> <em>     * @return &lt;code>true&lt;/code> if the connection must be closed</em>
<a name="952" href="#952">952</a> <em>     */</em>
<a name="953" href="#953">953</a>     <strong>protected</strong> <strong>boolean</strong> isConnectionCloseForced() {
<a name="954" href="#954">954</a>         <strong>return</strong> <strong>this</strong>.connectionCloseForced;
<a name="955" href="#955">955</a>     }
<a name="956" href="#956">956</a> 
<a name="957" href="#957">957</a>     <em>/**</em>
<a name="958" href="#958">958</a> <em>     * Sets whether or not the connection should be force-closed when no longer </em>
<a name="959" href="#959">959</a> <em>     * needed. This value should only be set to &lt;code>true&lt;/code> in abnormal </em>
<a name="960" href="#960">960</a> <em>     * circumstances, such as HTTP protocol violations. </em>
<a name="961" href="#961">961</a> <em>     * </em>
<a name="962" href="#962">962</a> <em>     * @param b &lt;code>true&lt;/code> if the connection must be closed, &lt;code>false&lt;/code></em>
<a name="963" href="#963">963</a> <em>     * otherwise.</em>
<a name="964" href="#964">964</a> <em>     */</em>
<a name="965" href="#965">965</a>     <strong>protected</strong> <strong>void</strong> setConnectionCloseForced(<strong>boolean</strong> b) {
<a name="966" href="#966">966</a>         <strong>if</strong> (LOG.isDebugEnabled()) {
<a name="967" href="#967">967</a>             LOG.debug(<span class="string">"Force-close connection: "</span> + b);
<a name="968" href="#968">968</a>         }
<a name="969" href="#969">969</a>         <strong>this</strong>.connectionCloseForced = b;
<a name="970" href="#970">970</a>     }
<a name="971" href="#971">971</a> 
<a name="972" href="#972">972</a>     <em>/**</em>
<a name="973" href="#973">973</a> <em>     * Tests if the connection should be closed after the method has been executed.</em>
<a name="974" href="#974">974</a> <em>     * The connection will be left open when using HTTP/1.1 or if &lt;tt>Connection: </em>
<a name="975" href="#975">975</a> <em>     * keep-alive&lt;/tt> header was sent.</em>
<a name="976" href="#976">976</a> <em>     * </em>
<a name="977" href="#977">977</a> <em>     * @param conn the connection in question</em>
<a name="978" href="#978">978</a> <em>     * </em>
<a name="979" href="#979">979</a> <em>     * @return boolean true if we should close the connection.</em>
<a name="980" href="#980">980</a> <em>     */</em>
<a name="981" href="#981">981</a>     <strong>protected</strong> <strong>boolean</strong> shouldCloseConnection(<a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn) {
<a name="982" href="#982">982</a>         <em class="comment">// Connection must be closed due to an abnormal circumstance </em>
<a name="983" href="#983">983</a>         <strong>if</strong> (isConnectionCloseForced()) {
<a name="984" href="#984">984</a>             LOG.debug(<span class="string">"Should force-close connection."</span>);
<a name="985" href="#985">985</a>             <strong>return</strong> <strong>true</strong>;
<a name="986" href="#986">986</a>         }
<a name="987" href="#987">987</a> 
<a name="988" href="#988">988</a>         <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a> connectionHeader = <strong>null</strong>;
<a name="989" href="#989">989</a>         <em class="comment">// In case being connected via a proxy server</em>
<a name="990" href="#990">990</a>         <strong>if</strong> (!conn.isTransparent()) {
<a name="991" href="#991">991</a>             <em class="comment">// Check for 'proxy-connection' directive</em>
<a name="992" href="#992">992</a>             connectionHeader = responseHeaders.getFirstHeader(<span class="string">"proxy-connection"</span>);
<a name="993" href="#993">993</a>         }
<a name="994" href="#994">994</a>         <em class="comment">// In all cases Check for 'connection' directive</em>
<a name="995" href="#995">995</a>         <em class="comment">// some non-complaint proxy servers send it instread of</em>
<a name="996" href="#996">996</a>         <em class="comment">// expected 'proxy-connection' directive</em>
<a name="997" href="#997">997</a>         <strong>if</strong> (connectionHeader == <strong>null</strong>) {
<a name="998" href="#998">998</a>             connectionHeader = responseHeaders.getFirstHeader(<span class="string">"connection"</span>);
<a name="999" href="#999">999</a>         }
<a name="1000" href="#1000">1000</a>         <em class="comment">// In case the response does not contain any explict connection</em>
<a name="1001" href="#1001">1001</a>         <em class="comment">// directives, check whether the request does</em>
<a name="1002" href="#1002">1002</a>         <strong>if</strong> (connectionHeader == <strong>null</strong>) {
<a name="1003" href="#1003">1003</a>             connectionHeader = requestHeaders.getFirstHeader(<span class="string">"connection"</span>);
<a name="1004" href="#1004">1004</a>         }
<a name="1005" href="#1005">1005</a>         <strong>if</strong> (connectionHeader != <strong>null</strong>) {
<a name="1006" href="#1006">1006</a>             <strong>if</strong> (connectionHeader.getValue().equalsIgnoreCase(<span class="string">"close"</span>)) {
<a name="1007" href="#1007">1007</a>                 <strong>if</strong> (LOG.isDebugEnabled()) {
<a name="1008" href="#1008">1008</a>                     LOG.debug(<span class="string">"Should close connection in response to directive: "</span> 
<a name="1009" href="#1009">1009</a>                         + connectionHeader.getValue());
<a name="1010" href="#1010">1010</a>                 }
<a name="1011" href="#1011">1011</a>                 <strong>return</strong> <strong>true</strong>;
<a name="1012" href="#1012">1012</a>             } <strong>else</strong> <strong>if</strong> (connectionHeader.getValue().equalsIgnoreCase(<span class="string">"keep-alive"</span>)) {
<a name="1013" href="#1013">1013</a>                 <strong>if</strong> (LOG.isDebugEnabled()) {
<a name="1014" href="#1014">1014</a>                     LOG.debug(<span class="string">"Should NOT close connection in response to directive: "</span> 
<a name="1015" href="#1015">1015</a>                         + connectionHeader.getValue());
<a name="1016" href="#1016">1016</a>                 }
<a name="1017" href="#1017">1017</a>                 <strong>return</strong> false;
<a name="1018" href="#1018">1018</a>             } <strong>else</strong> {
<a name="1019" href="#1019">1019</a>                 <strong>if</strong> (LOG.isDebugEnabled()) {
<a name="1020" href="#1020">1020</a>                     LOG.debug(<span class="string">"Unknown directive: "</span> + connectionHeader.toExternalForm());
<a name="1021" href="#1021">1021</a>                 }
<a name="1022" href="#1022">1022</a>             }
<a name="1023" href="#1023">1023</a>         }
<a name="1024" href="#1024">1024</a>         LOG.debug(<span class="string">"Resorting to protocol version default close connection policy"</span>);
<a name="1025" href="#1025">1025</a>         <em class="comment">// missing or invalid connection header, do the default</em>
<a name="1026" href="#1026">1026</a>         <strong>if</strong> (<strong>this</strong>.effectiveVersion.greaterEquals(HttpVersion.HTTP_1_1)) {
<a name="1027" href="#1027">1027</a>             <strong>if</strong> (LOG.isDebugEnabled()) {
<a name="1028" href="#1028">1028</a>                 LOG.debug(<span class="string">"Should NOT close connection, using "</span> + <strong>this</strong>.effectiveVersion.toString());
<a name="1029" href="#1029">1029</a>             }
<a name="1030" href="#1030">1030</a>         } <strong>else</strong> {
<a name="1031" href="#1031">1031</a>             <strong>if</strong> (LOG.isDebugEnabled()) {
<a name="1032" href="#1032">1032</a>                 LOG.debug(<span class="string">"Should close connection, using "</span> + <strong>this</strong>.effectiveVersion.toString());
<a name="1033" href="#1033">1033</a>             }
<a name="1034" href="#1034">1034</a>         }
<a name="1035" href="#1035">1035</a>         <strong>return</strong> <strong>this</strong>.effectiveVersion.lessEquals(HttpVersion.HTTP_1_0);
<a name="1036" href="#1036">1036</a>     }
<a name="1037" href="#1037">1037</a>     
<a name="1038" href="#1038">1038</a>     <em>/**</em>
<a name="1039" href="#1039">1039</a> <em>     * Tests if the this method is ready to be executed.</em>
<a name="1040" href="#1040">1040</a> <em>     * </em>
<a name="1041" href="#1041">1041</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="1042" href="#1042">1042</a> <em>     * @param conn the {@link HttpConnection connection} to be used</em>
<a name="1043" href="#1043">1043</a> <em>     * @throws HttpException If the method is in invalid state.</em>
<a name="1044" href="#1044">1044</a> <em>     */</em>
<a name="1045" href="#1045">1045</a>     <strong>private</strong> <strong>void</strong> checkExecuteConditions(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state, <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn)
<a name="1046" href="#1046">1046</a>     throws <a href="../../../../org/apache/commons/httpclient/HttpException.html">HttpException</a> {
<a name="1047" href="#1047">1047</a> 
<a name="1048" href="#1048">1048</a>         <strong>if</strong> (state == <strong>null</strong>) {
<a name="1049" href="#1049">1049</a>             <strong>throw</strong> <strong>new</strong> IllegalArgumentException(<span class="string">"HttpState parameter may not be null"</span>);
<a name="1050" href="#1050">1050</a>         }
<a name="1051" href="#1051">1051</a>         <strong>if</strong> (conn == <strong>null</strong>) {
<a name="1052" href="#1052">1052</a>             <strong>throw</strong> <strong>new</strong> IllegalArgumentException(<span class="string">"HttpConnection parameter may not be null"</span>);
<a name="1053" href="#1053">1053</a>         }
<a name="1054" href="#1054">1054</a>         <strong>if</strong> (<strong>this</strong>.aborted) {
<a name="1055" href="#1055">1055</a>             <strong>throw</strong> <strong>new</strong> IllegalStateException(<span class="string">"Method has been aborted"</span>);
<a name="1056" href="#1056">1056</a>         }
<a name="1057" href="#1057">1057</a>         <strong>if</strong> (!validate()) {
<a name="1058" href="#1058">1058</a>             <strong>throw</strong> <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/ProtocolException.html">ProtocolException</a>(<span class="string">"HttpMethodBase object not valid"</span>);
<a name="1059" href="#1059">1059</a>         }
<a name="1060" href="#1060">1060</a>     }
<a name="1061" href="#1061">1061</a> 
<a name="1062" href="#1062">1062</a>     <em>/**</em>
<a name="1063" href="#1063">1063</a> <em>     * Executes this method using the specified &lt;code>HttpConnection&lt;/code> and</em>
<a name="1064" href="#1064">1064</a> <em>     * &lt;code>HttpState&lt;/code>. </em>
<a name="1065" href="#1065">1065</a> <em>     *</em>
<a name="1066" href="#1066">1066</a> <em>     * @param state {@link HttpState state} information to associate with this</em>
<a name="1067" href="#1067">1067</a> <em>     *        request. Must be non-null.</em>
<a name="1068" href="#1068">1068</a> <em>     * @param conn the {@link HttpConnection connection} to used to execute</em>
<a name="1069" href="#1069">1069</a> <em>     *        this HTTP method. Must be non-null.</em>
<a name="1070" href="#1070">1070</a> <em>     *</em>
<a name="1071" href="#1071">1071</a> <em>     * @return the integer status code if one was obtained, or &lt;tt>-1&lt;/tt></em>
<a name="1072" href="#1072">1072</a> <em>     *</em>
<a name="1073" href="#1073">1073</a> <em>     * @throws IOException if an I/O (transport) error occurs</em>
<a name="1074" href="#1074">1074</a> <em>     * @throws HttpException  if a protocol exception occurs.</em>
<a name="1075" href="#1075">1075</a> <em>     */</em>
<a name="1076" href="#1076">1076</a>     <strong>public</strong> <strong>int</strong> execute(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state, <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn)
<a name="1077" href="#1077">1077</a>         throws HttpException, IOException {
<a name="1078" href="#1078">1078</a>                 
<a name="1079" href="#1079">1079</a>         LOG.trace(<span class="string">"enter HttpMethodBase.execute(HttpState, HttpConnection)"</span>);
<a name="1080" href="#1080">1080</a> 
<a name="1081" href="#1081">1081</a>         <em class="comment">// this is our connection now, assign it to a local variable so </em>
<a name="1082" href="#1082">1082</a>         <em class="comment">// that it can be released later</em>
<a name="1083" href="#1083">1083</a>         <strong>this</strong>.responseConnection = conn;
<a name="1084" href="#1084">1084</a> 
<a name="1085" href="#1085">1085</a>         checkExecuteConditions(state, conn);
<a name="1086" href="#1086">1086</a>         <strong>this</strong>.statusLine = <strong>null</strong>;
<a name="1087" href="#1087">1087</a>         <strong>this</strong>.connectionCloseForced = false;
<a name="1088" href="#1088">1088</a> 
<a name="1089" href="#1089">1089</a>         conn.setLastResponseInputStream(<strong>null</strong>);
<a name="1090" href="#1090">1090</a> 
<a name="1091" href="#1091">1091</a>         <em class="comment">// determine the effective protocol version</em>
<a name="1092" href="#1092">1092</a>         <strong>if</strong> (<strong>this</strong>.effectiveVersion == <strong>null</strong>) {
<a name="1093" href="#1093">1093</a>             <strong>this</strong>.effectiveVersion = <strong>this</strong>.params.getVersion(); 
<a name="1094" href="#1094">1094</a>         }
<a name="1095" href="#1095">1095</a> 
<a name="1096" href="#1096">1096</a>         writeRequest(state, conn);
<a name="1097" href="#1097">1097</a>         <strong>this</strong>.requestSent = <strong>true</strong>;
<a name="1098" href="#1098">1098</a>         readResponse(state, conn);
<a name="1099" href="#1099">1099</a>         <em class="comment">// the method has successfully executed</em>
<a name="1100" href="#1100">1100</a>         used = <strong>true</strong>; 
<a name="1101" href="#1101">1101</a> 
<a name="1102" href="#1102">1102</a>         <strong>return</strong> statusLine.getStatusCode();
<a name="1103" href="#1103">1103</a>     }
<a name="1104" href="#1104">1104</a> 
<a name="1105" href="#1105">1105</a>     <em>/**</em>
<a name="1106" href="#1106">1106</a> <em>     * Aborts the execution of this method.</em>
<a name="1107" href="#1107">1107</a> <em>     * </em>
<a name="1108" href="#1108">1108</a> <em>     * @since 3.0</em>
<a name="1109" href="#1109">1109</a> <em>     */</em>
<a name="1110" href="#1110">1110</a>     <strong>public</strong> <strong>void</strong> abort() {
<a name="1111" href="#1111">1111</a>         <strong>if</strong> (<strong>this</strong>.aborted) {
<a name="1112" href="#1112">1112</a>             <strong>return</strong>;
<a name="1113" href="#1113">1113</a>         }
<a name="1114" href="#1114">1114</a>         <strong>this</strong>.aborted = <strong>true</strong>;
<a name="1115" href="#1115">1115</a>         <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn = <strong>this</strong>.responseConnection; 
<a name="1116" href="#1116">1116</a>         <strong>if</strong> (conn != <strong>null</strong>) {
<a name="1117" href="#1117">1117</a>             conn.close();
<a name="1118" href="#1118">1118</a>         }
<a name="1119" href="#1119">1119</a>     }
<a name="1120" href="#1120">1120</a> 
<a name="1121" href="#1121">1121</a>     <em>/**</em>
<a name="1122" href="#1122">1122</a> <em>     * Returns &lt;tt>true&lt;/tt> if the HTTP method has been already {@link #execute executed},</em>
<a name="1123" href="#1123">1123</a> <em>     * but not {@link #recycle recycled}.</em>
<a name="1124" href="#1124">1124</a> <em>     * </em>
<a name="1125" href="#1125">1125</a> <em>     * @return &lt;tt>true&lt;/tt> if the method has been executed, &lt;tt>false&lt;/tt> otherwise</em>
<a name="1126" href="#1126">1126</a> <em>     */</em>
<a name="1127" href="#1127">1127</a>     <strong>public</strong> <strong>boolean</strong> hasBeenUsed() {
<a name="1128" href="#1128">1128</a>         <strong>return</strong> used;
<a name="1129" href="#1129">1129</a>     }
<a name="1130" href="#1130">1130</a> 
<a name="1131" href="#1131">1131</a>     <em>/**</em>
<a name="1132" href="#1132">1132</a> <em>     * Recycles the HTTP method so that it can be used again.</em>
<a name="1133" href="#1133">1133</a> <em>     * Note that all of the instance variables will be reset</em>
<a name="1134" href="#1134">1134</a> <em>     * once this method has been called. This method will also</em>
<a name="1135" href="#1135">1135</a> <em>     * release the connection being used by this HTTP method.</em>
<a name="1136" href="#1136">1136</a> <em>     * </em>
<a name="1137" href="#1137">1137</a> <em>     * @see #releaseConnection()</em>
<a name="1138" href="#1138">1138</a> <em>     * </em>
<a name="1139" href="#1139">1139</a> <em>     * @deprecated no longer supported and will be removed in the future</em>
<a name="1140" href="#1140">1140</a> <em>     *             version of HttpClient</em>
<a name="1141" href="#1141">1141</a> <em>     */</em>
<a name="1142" href="#1142">1142</a>     <strong>public</strong> <strong>void</strong> recycle() {
<a name="1143" href="#1143">1143</a>         LOG.trace(<span class="string">"enter HttpMethodBase.recycle()"</span>);
<a name="1144" href="#1144">1144</a> 
<a name="1145" href="#1145">1145</a>         releaseConnection();
<a name="1146" href="#1146">1146</a> 
<a name="1147" href="#1147">1147</a>         path = <strong>null</strong>;
<a name="1148" href="#1148">1148</a>         followRedirects = false;
<a name="1149" href="#1149">1149</a>         doAuthentication = <strong>true</strong>;
<a name="1150" href="#1150">1150</a>         queryString = <strong>null</strong>;
<a name="1151" href="#1151">1151</a>         getRequestHeaderGroup().clear();
<a name="1152" href="#1152">1152</a>         getResponseHeaderGroup().clear();
<a name="1153" href="#1153">1153</a>         getResponseTrailerHeaderGroup().clear();
<a name="1154" href="#1154">1154</a>         statusLine = <strong>null</strong>;
<a name="1155" href="#1155">1155</a>         effectiveVersion = <strong>null</strong>;
<a name="1156" href="#1156">1156</a>         aborted = false;
<a name="1157" href="#1157">1157</a>         used = false;
<a name="1158" href="#1158">1158</a>         params = <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/params/HttpMethodParams.html">HttpMethodParams</a>();
<a name="1159" href="#1159">1159</a>         responseBody = <strong>null</strong>;
<a name="1160" href="#1160">1160</a>         recoverableExceptionCount = 0;
<a name="1161" href="#1161">1161</a>         connectionCloseForced = false;
<a name="1162" href="#1162">1162</a>         hostAuthState.invalidate();
<a name="1163" href="#1163">1163</a>         proxyAuthState.invalidate();
<a name="1164" href="#1164">1164</a>         cookiespec = <strong>null</strong>;
<a name="1165" href="#1165">1165</a>         requestSent = false;
<a name="1166" href="#1166">1166</a>     }
<a name="1167" href="#1167">1167</a> 
<a name="1168" href="#1168">1168</a>     <em>/**</em>
<a name="1169" href="#1169">1169</a> <em>     * Releases the connection being used by this HTTP method. In particular the</em>
<a name="1170" href="#1170">1170</a> <em>     * connection is used to read the response(if there is one) and will be held</em>
<a name="1171" href="#1171">1171</a> <em>     * until the response has been read. If the connection can be reused by other </em>
<a name="1172" href="#1172">1172</a> <em>     * HTTP methods it is NOT closed at this point.</em>
<a name="1173" href="#1173">1173</a> <em>     *</em>
<a name="1174" href="#1174">1174</a> <em>     * @since 2.0</em>
<a name="1175" href="#1175">1175</a> <em>     */</em>
<a name="1176" href="#1176">1176</a>     <strong>public</strong> <strong>void</strong> releaseConnection() {
<a name="1177" href="#1177">1177</a>         <strong>try</strong> {
<a name="1178" href="#1178">1178</a>             <strong>if</strong> (<strong>this</strong>.responseStream != <strong>null</strong>) {
<a name="1179" href="#1179">1179</a>                 <strong>try</strong> {
<a name="1180" href="#1180">1180</a>                     <em class="comment">// FYI - this may indirectly invoke responseBodyConsumed.</em>
<a name="1181" href="#1181">1181</a>                     <strong>this</strong>.responseStream.close();
<a name="1182" href="#1182">1182</a>                 } <strong>catch</strong> (IOException ignore) {
<a name="1183" href="#1183">1183</a>                 }
<a name="1184" href="#1184">1184</a>             }
<a name="1185" href="#1185">1185</a>         } <strong>finally</strong> {
<a name="1186" href="#1186">1186</a>             ensureConnectionRelease();
<a name="1187" href="#1187">1187</a>         }
<a name="1188" href="#1188">1188</a>     }
<a name="1189" href="#1189">1189</a> 
<a name="1190" href="#1190">1190</a>     <em>/**</em>
<a name="1191" href="#1191">1191</a> <em>     * Remove the request header associated with the given name. Note that</em>
<a name="1192" href="#1192">1192</a> <em>     * header-name matching is case insensitive.</em>
<a name="1193" href="#1193">1193</a> <em>     *</em>
<a name="1194" href="#1194">1194</a> <em>     * @param headerName the header name</em>
<a name="1195" href="#1195">1195</a> <em>     */</em>
<a name="1196" href="#1196">1196</a>     <strong>public</strong> <strong>void</strong> removeRequestHeader(String headerName) {
<a name="1197" href="#1197">1197</a>         
<a name="1198" href="#1198">1198</a>         <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a>[] headers = getRequestHeaderGroup().getHeaders(headerName);
<a name="1199" href="#1199">1199</a>         <strong>for</strong> (<strong>int</strong> i = 0; i &lt; headers.length; i++) {
<a name="1200" href="#1200">1200</a>             getRequestHeaderGroup().removeHeader(headers[i]);
<a name="1201" href="#1201">1201</a>         }
<a name="1202" href="#1202">1202</a>         
<a name="1203" href="#1203">1203</a>     }
<a name="1204" href="#1204">1204</a>     
<a name="1205" href="#1205">1205</a>     <em>/**</em>
<a name="1206" href="#1206">1206</a> <em>     * Removes the given request header.</em>
<a name="1207" href="#1207">1207</a> <em>     * </em>
<a name="1208" href="#1208">1208</a> <em>     * @param header the header</em>
<a name="1209" href="#1209">1209</a> <em>     */</em>
<a name="1210" href="#1210">1210</a>     <strong>public</strong> <strong>void</strong> removeRequestHeader(<strong>final</strong> <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a> header) {
<a name="1211" href="#1211">1211</a>         <strong>if</strong> (header == <strong>null</strong>) {
<a name="1212" href="#1212">1212</a>             <strong>return</strong>;
<a name="1213" href="#1213">1213</a>         }
<a name="1214" href="#1214">1214</a>         getRequestHeaderGroup().removeHeader(header);
<a name="1215" href="#1215">1215</a>     }
<a name="1216" href="#1216">1216</a> 
<a name="1217" href="#1217">1217</a>     <em class="comment">// ---------------------------------------------------------------- Queries</em>
<a name="1218" href="#1218">1218</a> 
<a name="1219" href="#1219">1219</a>     <em>/**</em>
<a name="1220" href="#1220">1220</a> <em>     * Returns &lt;tt>true&lt;/tt> the method is ready to execute, &lt;tt>false&lt;/tt> otherwise.</em>
<a name="1221" href="#1221">1221</a> <em>     * </em>
<a name="1222" href="#1222">1222</a> <em>     * @return This implementation always returns &lt;tt>true&lt;/tt>.</em>
<a name="1223" href="#1223">1223</a> <em>     */</em>
<a name="1224" href="#1224">1224</a>     <strong>public</strong> <strong>boolean</strong> validate() {
<a name="1225" href="#1225">1225</a>         <strong>return</strong> <strong>true</strong>;
<a name="1226" href="#1226">1226</a>     }
<a name="1227" href="#1227">1227</a> 
<a name="1228" href="#1228">1228</a> 
<a name="1229" href="#1229">1229</a>     <em>/**</em><em> </em>
<a name="1230" href="#1230">1230</a> <em>     * Returns the actual cookie policy</em>
<a name="1231" href="#1231">1231</a> <em>     * </em>
<a name="1232" href="#1232">1232</a> <em>     * @param state HTTP state. TODO: to be removed in the future</em>
<a name="1233" href="#1233">1233</a> <em>     * </em>
<a name="1234" href="#1234">1234</a> <em>     * @return cookie spec</em>
<a name="1235" href="#1235">1235</a> <em>     */</em>
<a name="1236" href="#1236">1236</a>     <strong>private</strong> <a href="../../../../org/apache/commons/httpclient/cookie/CookieSpec.html">CookieSpec</a> getCookieSpec(<strong>final</strong> <a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state) {
<a name="1237" href="#1237">1237</a>     	<strong>if</strong> (<strong>this</strong>.cookiespec == <strong>null</strong>) {
<a name="1238" href="#1238">1238</a>     		<strong>int</strong> i = state.getCookiePolicy();
<a name="1239" href="#1239">1239</a>     		<strong>if</strong> (i == -1) {
<a name="1240" href="#1240">1240</a>         		<strong>this</strong>.cookiespec = CookiePolicy.getCookieSpec(<strong>this</strong>.params.getCookiePolicy());
<a name="1241" href="#1241">1241</a>     		} <strong>else</strong> {
<a name="1242" href="#1242">1242</a>         		<strong>this</strong>.cookiespec = CookiePolicy.getSpecByPolicy(i);
<a name="1243" href="#1243">1243</a>     		}
<a name="1244" href="#1244">1244</a>     		<strong>this</strong>.cookiespec.setValidDateFormats(
<a name="1245" href="#1245">1245</a>             		(Collection)<strong>this</strong>.params.getParameter(HttpMethodParams.DATE_PATTERNS));
<a name="1246" href="#1246">1246</a>     	}
<a name="1247" href="#1247">1247</a>     	<strong>return</strong> <strong>this</strong>.cookiespec;
<a name="1248" href="#1248">1248</a>     }
<a name="1249" href="#1249">1249</a> 
<a name="1250" href="#1250">1250</a>     <em>/**</em>
<a name="1251" href="#1251">1251</a> <em>     * Generates &lt;tt>Cookie&lt;/tt> request headers for those {@link Cookie cookie}s</em>
<a name="1252" href="#1252">1252</a> <em>     * that match the given host, port and path.</em>
<a name="1253" href="#1253">1253</a> <em>     *</em>
<a name="1254" href="#1254">1254</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="1255" href="#1255">1255</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="1256" href="#1256">1256</a> <em>     *        this HTTP method</em>
<a name="1257" href="#1257">1257</a> <em>     *</em>
<a name="1258" href="#1258">1258</a> <em>     * @throws IOException if an I/O (transport) error occurs. Some transport exceptions</em>
<a name="1259" href="#1259">1259</a> <em>     *                     can be recovered from.</em>
<a name="1260" href="#1260">1260</a> <em>     * @throws HttpException  if a protocol exception occurs. Usually protocol exceptions </em>
<a name="1261" href="#1261">1261</a> <em>     *                    cannot be recovered from.</em>
<a name="1262" href="#1262">1262</a> <em>     */</em>
<a name="1263" href="#1263">1263</a>     <strong>protected</strong> <strong>void</strong> addCookieRequestHeader(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state, <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn)
<a name="1264" href="#1264">1264</a>         throws IOException, <a href="../../../../org/apache/commons/httpclient/HttpException.html">HttpException</a> {
<a name="1265" href="#1265">1265</a> 
<a name="1266" href="#1266">1266</a>         LOG.trace(<span class="string">"enter HttpMethodBase.addCookieRequestHeader(HttpState, "</span>
<a name="1267" href="#1267">1267</a>                   + <span class="string">"HttpConnection)"</span>);
<a name="1268" href="#1268">1268</a> 
<a name="1269" href="#1269">1269</a>         <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a>[] cookieheaders = getRequestHeaderGroup().getHeaders(<span class="string">"Cookie"</span>);
<a name="1270" href="#1270">1270</a>         <strong>for</strong> (<strong>int</strong> i = 0; i &lt; cookieheaders.length; i++) {
<a name="1271" href="#1271">1271</a>             <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a> cookieheader = cookieheaders[i];
<a name="1272" href="#1272">1272</a>             <strong>if</strong> (cookieheader.isAutogenerated()) {
<a name="1273" href="#1273">1273</a>                 getRequestHeaderGroup().removeHeader(cookieheader);
<a name="1274" href="#1274">1274</a>             }
<a name="1275" href="#1275">1275</a>         }
<a name="1276" href="#1276">1276</a> 
<a name="1277" href="#1277">1277</a>         <a href="../../../../org/apache/commons/httpclient/cookie/CookieSpec.html">CookieSpec</a> matcher = getCookieSpec(state);
<a name="1278" href="#1278">1278</a>         String host = <strong>this</strong>.params.getVirtualHost();
<a name="1279" href="#1279">1279</a>         <strong>if</strong> (host == <strong>null</strong>) {
<a name="1280" href="#1280">1280</a>             host = conn.getHost();
<a name="1281" href="#1281">1281</a>         }
<a name="1282" href="#1282">1282</a>         <a href="../../../../org/apache/commons/httpclient/Cookie.html">Cookie</a>[] cookies = matcher.match(host, conn.getPort(),
<a name="1283" href="#1283">1283</a>             getPath(), conn.isSecure(), state.getCookies());
<a name="1284" href="#1284">1284</a>         <strong>if</strong> ((cookies != <strong>null</strong>) &amp;&amp; (cookies.length > 0)) {
<a name="1285" href="#1285">1285</a>             <strong>if</strong> (getParams().isParameterTrue(HttpMethodParams.SINGLE_COOKIE_HEADER)) {
<a name="1286" href="#1286">1286</a>                 <em class="comment">// In strict mode put all cookies on the same header</em>
<a name="1287" href="#1287">1287</a>                 String s = matcher.formatCookies(cookies);
<a name="1288" href="#1288">1288</a>                 getRequestHeaderGroup().addHeader(<strong>new</strong> Header(<span class="string">"Cookie"</span>, s, <strong>true</strong>));
<a name="1289" href="#1289">1289</a>             } <strong>else</strong> {
<a name="1290" href="#1290">1290</a>                 <em class="comment">// In non-strict mode put each cookie on a separate header</em>
<a name="1291" href="#1291">1291</a>                 <strong>for</strong> (<strong>int</strong> i = 0; i &lt; cookies.length; i++) {
<a name="1292" href="#1292">1292</a>                     String s = matcher.formatCookie(cookies[i]);
<a name="1293" href="#1293">1293</a>                     getRequestHeaderGroup().addHeader(<strong>new</strong> Header(<span class="string">"Cookie"</span>, s, <strong>true</strong>));
<a name="1294" href="#1294">1294</a>                 }
<a name="1295" href="#1295">1295</a>             }
<a name="1296" href="#1296">1296</a>             <strong>if</strong> (matcher instanceof CookieVersionSupport) {
<a name="1297" href="#1297">1297</a>                 <a href="../../../../org/apache/commons/httpclient/cookie/CookieVersionSupport.html">CookieVersionSupport</a> versupport = (CookieVersionSupport) matcher;
<a name="1298" href="#1298">1298</a>                 <strong>int</strong> ver = versupport.getVersion();
<a name="1299" href="#1299">1299</a>                 <strong>boolean</strong> needVersionHeader = false;
<a name="1300" href="#1300">1300</a>                 <strong>for</strong> (<strong>int</strong> i = 0; i &lt; cookies.length; i++) {
<a name="1301" href="#1301">1301</a>                     <strong>if</strong> (ver != cookies[i].getVersion()) {
<a name="1302" href="#1302">1302</a>                         needVersionHeader = <strong>true</strong>;
<a name="1303" href="#1303">1303</a>                     }
<a name="1304" href="#1304">1304</a>                 }
<a name="1305" href="#1305">1305</a>                 <strong>if</strong> (needVersionHeader) {
<a name="1306" href="#1306">1306</a>                     <em class="comment">// Advertise cookie version support</em>
<a name="1307" href="#1307">1307</a>                     getRequestHeaderGroup().addHeader(versupport.getVersionHeader());
<a name="1308" href="#1308">1308</a>                 }
<a name="1309" href="#1309">1309</a>             }
<a name="1310" href="#1310">1310</a>         }
<a name="1311" href="#1311">1311</a>     }
<a name="1312" href="#1312">1312</a> 
<a name="1313" href="#1313">1313</a>     <em>/**</em>
<a name="1314" href="#1314">1314</a> <em>     * Generates &lt;tt>Host&lt;/tt> request header, as long as no &lt;tt>Host&lt;/tt> request</em>
<a name="1315" href="#1315">1315</a> <em>     * header already exists.</em>
<a name="1316" href="#1316">1316</a> <em>     *</em>
<a name="1317" href="#1317">1317</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="1318" href="#1318">1318</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="1319" href="#1319">1319</a> <em>     *        this HTTP method</em>
<a name="1320" href="#1320">1320</a> <em>     *</em>
<a name="1321" href="#1321">1321</a> <em>     * @throws IOException if an I/O (transport) error occurs. Some transport exceptions</em>
<a name="1322" href="#1322">1322</a> <em>     *                     can be recovered from.</em>
<a name="1323" href="#1323">1323</a> <em>     * @throws HttpException  if a protocol exception occurs. Usually protocol exceptions </em>
<a name="1324" href="#1324">1324</a> <em>     *                    cannot be recovered from.</em>
<a name="1325" href="#1325">1325</a> <em>     */</em>
<a name="1326" href="#1326">1326</a>     <strong>protected</strong> <strong>void</strong> addHostRequestHeader(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state, <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn)
<a name="1327" href="#1327">1327</a>     throws IOException, <a href="../../../../org/apache/commons/httpclient/HttpException.html">HttpException</a> {
<a name="1328" href="#1328">1328</a>         LOG.trace(<span class="string">"enter HttpMethodBase.addHostRequestHeader(HttpState, "</span>
<a name="1329" href="#1329">1329</a>                   + <span class="string">"HttpConnection)"</span>);
<a name="1330" href="#1330">1330</a> 
<a name="1331" href="#1331">1331</a>         <em class="comment">// Per 19.6.1.1 of RFC 2616, it is legal for HTTP/1.0 based</em>
<a name="1332" href="#1332">1332</a>         <em class="comment">// applications to send the Host request-header.</em>
<a name="1333" href="#1333">1333</a>         <em class="comment">// TODO: Add the ability to disable the sending of this header for</em>
<a name="1334" href="#1334">1334</a>         <em class="comment">//       HTTP/1.0 requests.</em>
<a name="1335" href="#1335">1335</a>         String host = <strong>this</strong>.params.getVirtualHost();
<a name="1336" href="#1336">1336</a>         <strong>if</strong> (host != <strong>null</strong>) {
<a name="1337" href="#1337">1337</a>             LOG.debug(<span class="string">"Using virtual host name: "</span> + host);
<a name="1338" href="#1338">1338</a>         } <strong>else</strong> {
<a name="1339" href="#1339">1339</a>             host = conn.getHost();
<a name="1340" href="#1340">1340</a>         }
<a name="1341" href="#1341">1341</a>         <strong>int</strong> port = conn.getPort();
<a name="1342" href="#1342">1342</a> 
<a name="1343" href="#1343">1343</a>         <em class="comment">// Note: RFC 2616 uses the term "internet host name" for what goes on the</em>
<a name="1344" href="#1344">1344</a>         <em class="comment">// host line.  It would seem to imply that host should be blank if the</em>
<a name="1345" href="#1345">1345</a>         <em class="comment">// host is a number instead of an name.  Based on the behavior of web</em>
<a name="1346" href="#1346">1346</a>         <em class="comment">// browsers, and the fact that RFC 2616 never defines the phrase "internet</em>
<a name="1347" href="#1347">1347</a>         <em class="comment">// host name", and the bad behavior of HttpClient that follows if we</em>
<a name="1348" href="#1348">1348</a>         <em class="comment">// send blank, I interpret this as a small misstatement in the RFC, where</em>
<a name="1349" href="#1349">1349</a>         <em class="comment">// they meant to say "internet host".  So IP numbers get sent as host</em>
<a name="1350" href="#1350">1350</a>         <em class="comment">// entries too. -- Eric Johnson 12/13/2002</em>
<a name="1351" href="#1351">1351</a>         <strong>if</strong> (LOG.isDebugEnabled()) {
<a name="1352" href="#1352">1352</a>             LOG.debug(<span class="string">"Adding Host request header"</span>);
<a name="1353" href="#1353">1353</a>         }
<a name="1354" href="#1354">1354</a> 
<a name="1355" href="#1355">1355</a>         <em class="comment">//appends the port only if not using the default port for the protocol</em>
<a name="1356" href="#1356">1356</a>         <strong>if</strong> (conn.getProtocol().getDefaultPort() != port) {
<a name="1357" href="#1357">1357</a>             host += (<span class="string">":"</span> + port);
<a name="1358" href="#1358">1358</a>         }
<a name="1359" href="#1359">1359</a> 
<a name="1360" href="#1360">1360</a>         setRequestHeader(<span class="string">"Host"</span>, host);
<a name="1361" href="#1361">1361</a>     }
<a name="1362" href="#1362">1362</a> 
<a name="1363" href="#1363">1363</a>     <em>/**</em>
<a name="1364" href="#1364">1364</a> <em>     * Generates &lt;tt>Proxy-Connection: Keep-Alive&lt;/tt> request header when </em>
<a name="1365" href="#1365">1365</a> <em>     * communicating via a proxy server.</em>
<a name="1366" href="#1366">1366</a> <em>     *</em>
<a name="1367" href="#1367">1367</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="1368" href="#1368">1368</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="1369" href="#1369">1369</a> <em>     *        this HTTP method</em>
<a name="1370" href="#1370">1370</a> <em>     *</em>
<a name="1371" href="#1371">1371</a> <em>     * @throws IOException if an I/O (transport) error occurs. Some transport exceptions</em>
<a name="1372" href="#1372">1372</a> <em>     *                     can be recovered from.</em>
<a name="1373" href="#1373">1373</a> <em>     * @throws HttpException  if a protocol exception occurs. Usually protocol exceptions </em>
<a name="1374" href="#1374">1374</a> <em>     *                    cannot be recovered from.</em>
<a name="1375" href="#1375">1375</a> <em>     */</em>
<a name="1376" href="#1376">1376</a>     <strong>protected</strong> <strong>void</strong> addProxyConnectionHeader(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state,
<a name="1377" href="#1377">1377</a>                                             <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn)
<a name="1378" href="#1378">1378</a>     throws IOException, <a href="../../../../org/apache/commons/httpclient/HttpException.html">HttpException</a> {
<a name="1379" href="#1379">1379</a>         LOG.trace(<span class="string">"enter HttpMethodBase.addProxyConnectionHeader("</span>
<a name="1380" href="#1380">1380</a>                   + <span class="string">"HttpState, HttpConnection)"</span>);
<a name="1381" href="#1381">1381</a>         <strong>if</strong> (!conn.isTransparent()) {
<a name="1382" href="#1382">1382</a>         	<strong>if</strong> (getRequestHeader(<span class="string">"Proxy-Connection"</span>) == <strong>null</strong>) {
<a name="1383" href="#1383">1383</a>                 addRequestHeader(<span class="string">"Proxy-Connection"</span>, <span class="string">"Keep-Alive"</span>);
<a name="1384" href="#1384">1384</a>         	}
<a name="1385" href="#1385">1385</a>         }
<a name="1386" href="#1386">1386</a>     }
<a name="1387" href="#1387">1387</a> 
<a name="1388" href="#1388">1388</a>     <em>/**</em>
<a name="1389" href="#1389">1389</a> <em>     * Generates all the required request {@link Header header}s </em>
<a name="1390" href="#1390">1390</a> <em>     * to be submitted via the given {@link HttpConnection connection}.</em>
<a name="1391" href="#1391">1391</a> <em>     *</em>
<a name="1392" href="#1392">1392</a> <em>     * &lt;p></em>
<a name="1393" href="#1393">1393</a> <em>     * This implementation adds &lt;tt>User-Agent&lt;/tt>, &lt;tt>Host&lt;/tt>,</em>
<a name="1394" href="#1394">1394</a> <em>     * &lt;tt>Cookie&lt;/tt>, &lt;tt>Authorization&lt;/tt>, &lt;tt>Proxy-Authorization&lt;/tt></em>
<a name="1395" href="#1395">1395</a> <em>     * and &lt;tt>Proxy-Connection&lt;/tt> headers, when appropriate.</em>
<a name="1396" href="#1396">1396</a> <em>     * &lt;/p></em>
<a name="1397" href="#1397">1397</a> <em>     *</em>
<a name="1398" href="#1398">1398</a> <em>     * &lt;p></em>
<a name="1399" href="#1399">1399</a> <em>     * Subclasses may want to override this method to to add additional</em>
<a name="1400" href="#1400">1400</a> <em>     * headers, and may choose to invoke this implementation (via</em>
<a name="1401" href="#1401">1401</a> <em>     * &lt;tt>super&lt;/tt>) to add the "standard" headers.</em>
<a name="1402" href="#1402">1402</a> <em>     * &lt;/p></em>
<a name="1403" href="#1403">1403</a> <em>     *</em>
<a name="1404" href="#1404">1404</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="1405" href="#1405">1405</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="1406" href="#1406">1406</a> <em>     *        this HTTP method</em>
<a name="1407" href="#1407">1407</a> <em>     *</em>
<a name="1408" href="#1408">1408</a> <em>     * @throws IOException if an I/O (transport) error occurs. Some transport exceptions</em>
<a name="1409" href="#1409">1409</a> <em>     *                     can be recovered from.</em>
<a name="1410" href="#1410">1410</a> <em>     * @throws HttpException  if a protocol exception occurs. Usually protocol exceptions </em>
<a name="1411" href="#1411">1411</a> <em>     *                    cannot be recovered from.</em>
<a name="1412" href="#1412">1412</a> <em>     *</em>
<a name="1413" href="#1413">1413</a> <em>     * @see #writeRequestHeaders</em>
<a name="1414" href="#1414">1414</a> <em>     */</em>
<a name="1415" href="#1415">1415</a>     <strong>protected</strong> <strong>void</strong> addRequestHeaders(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state, <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn)
<a name="1416" href="#1416">1416</a>     throws IOException, <a href="../../../../org/apache/commons/httpclient/HttpException.html">HttpException</a> {
<a name="1417" href="#1417">1417</a>         LOG.trace(<span class="string">"enter HttpMethodBase.addRequestHeaders(HttpState, "</span>
<a name="1418" href="#1418">1418</a>             + <span class="string">"HttpConnection)"</span>);
<a name="1419" href="#1419">1419</a> 
<a name="1420" href="#1420">1420</a>         addUserAgentRequestHeader(state, conn);
<a name="1421" href="#1421">1421</a>         addHostRequestHeader(state, conn);
<a name="1422" href="#1422">1422</a>         addCookieRequestHeader(state, conn);
<a name="1423" href="#1423">1423</a>         addProxyConnectionHeader(state, conn);
<a name="1424" href="#1424">1424</a>     }
<a name="1425" href="#1425">1425</a> 
<a name="1426" href="#1426">1426</a>     <em>/**</em>
<a name="1427" href="#1427">1427</a> <em>     * Generates default &lt;tt>User-Agent&lt;/tt> request header, as long as no</em>
<a name="1428" href="#1428">1428</a> <em>     * &lt;tt>User-Agent&lt;/tt> request header already exists.</em>
<a name="1429" href="#1429">1429</a> <em>     *</em>
<a name="1430" href="#1430">1430</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="1431" href="#1431">1431</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="1432" href="#1432">1432</a> <em>     *        this HTTP method</em>
<a name="1433" href="#1433">1433</a> <em>     *</em>
<a name="1434" href="#1434">1434</a> <em>     * @throws IOException if an I/O (transport) error occurs. Some transport exceptions</em>
<a name="1435" href="#1435">1435</a> <em>     *                     can be recovered from.</em>
<a name="1436" href="#1436">1436</a> <em>     * @throws HttpException  if a protocol exception occurs. Usually protocol exceptions </em>
<a name="1437" href="#1437">1437</a> <em>     *                    cannot be recovered from.</em>
<a name="1438" href="#1438">1438</a> <em>     */</em>
<a name="1439" href="#1439">1439</a>     <strong>protected</strong> <strong>void</strong> addUserAgentRequestHeader(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state,
<a name="1440" href="#1440">1440</a>                                              <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn)
<a name="1441" href="#1441">1441</a>     throws IOException, <a href="../../../../org/apache/commons/httpclient/HttpException.html">HttpException</a> {
<a name="1442" href="#1442">1442</a>         LOG.trace(<span class="string">"enter HttpMethodBase.addUserAgentRequestHeaders(HttpState, "</span>
<a name="1443" href="#1443">1443</a>             + <span class="string">"HttpConnection)"</span>);
<a name="1444" href="#1444">1444</a> 
<a name="1445" href="#1445">1445</a>         <strong>if</strong> (getRequestHeader(<span class="string">"User-Agent"</span>) == <strong>null</strong>) {
<a name="1446" href="#1446">1446</a>             String agent = (String)getParams().getParameter(HttpMethodParams.USER_AGENT);
<a name="1447" href="#1447">1447</a>             <strong>if</strong> (agent == <strong>null</strong>) {
<a name="1448" href="#1448">1448</a>                 agent = <span class="string">"Jakarta Commons-HttpClient"</span>;
<a name="1449" href="#1449">1449</a>             }
<a name="1450" href="#1450">1450</a>             setRequestHeader(<span class="string">"User-Agent"</span>, agent);
<a name="1451" href="#1451">1451</a>         }
<a name="1452" href="#1452">1452</a>     }
<a name="1453" href="#1453">1453</a> 
<a name="1454" href="#1454">1454</a>     <em>/**</em>
<a name="1455" href="#1455">1455</a> <em>     * Throws an {@link IllegalStateException} if the HTTP method has been already</em>
<a name="1456" href="#1456">1456</a> <em>     * {@link #execute executed}, but not {@link #recycle recycled}.</em>
<a name="1457" href="#1457">1457</a> <em>     *</em>
<a name="1458" href="#1458">1458</a> <em>     * @throws IllegalStateException if the method has been used and not</em>
<a name="1459" href="#1459">1459</a> <em>     *      recycled</em>
<a name="1460" href="#1460">1460</a> <em>     */</em>
<a name="1461" href="#1461">1461</a>     <strong>protected</strong> <strong>void</strong> checkNotUsed() throws IllegalStateException {
<a name="1462" href="#1462">1462</a>         <strong>if</strong> (used) {
<a name="1463" href="#1463">1463</a>             <strong>throw</strong> <strong>new</strong> IllegalStateException(<span class="string">"Already used."</span>);
<a name="1464" href="#1464">1464</a>         }
<a name="1465" href="#1465">1465</a>     }
<a name="1466" href="#1466">1466</a> 
<a name="1467" href="#1467">1467</a>     <em>/**</em>
<a name="1468" href="#1468">1468</a> <em>     * Throws an {@link IllegalStateException} if the HTTP method has not been</em>
<a name="1469" href="#1469">1469</a> <em>     * {@link #execute executed} since last {@link #recycle recycle}.</em>
<a name="1470" href="#1470">1470</a> <em>     *</em>
<a name="1471" href="#1471">1471</a> <em>     *</em>
<a name="1472" href="#1472">1472</a> <em>     * @throws IllegalStateException if not used</em>
<a name="1473" href="#1473">1473</a> <em>     */</em>
<a name="1474" href="#1474">1474</a>     <strong>protected</strong> <strong>void</strong> checkUsed()  throws IllegalStateException {
<a name="1475" href="#1475">1475</a>         <strong>if</strong> (!used) {
<a name="1476" href="#1476">1476</a>             <strong>throw</strong> <strong>new</strong> IllegalStateException(<span class="string">"Not Used."</span>);
<a name="1477" href="#1477">1477</a>         }
<a name="1478" href="#1478">1478</a>     }
<a name="1479" href="#1479">1479</a> 
<a name="1480" href="#1480">1480</a>     <em class="comment">// ------------------------------------------------- Static Utility Methods</em>
<a name="1481" href="#1481">1481</a> 
<a name="1482" href="#1482">1482</a>     <em>/**</em>
<a name="1483" href="#1483">1483</a> <em>     * Generates HTTP request line according to the specified attributes.</em>
<a name="1484" href="#1484">1484</a> <em>     *</em>
<a name="1485" href="#1485">1485</a> <em>     * @param connection the {@link HttpConnection connection} used to execute</em>
<a name="1486" href="#1486">1486</a> <em>     *        this HTTP method</em>
<a name="1487" href="#1487">1487</a> <em>     * @param name the method name generate a request for</em>
<a name="1488" href="#1488">1488</a> <em>     * @param requestPath the path string for the request</em>
<a name="1489" href="#1489">1489</a> <em>     * @param query the query string for the request</em>
<a name="1490" href="#1490">1490</a> <em>     * @param version the protocol version to use (e.g. HTTP/1.0)</em>
<a name="1491" href="#1491">1491</a> <em>     *</em>
<a name="1492" href="#1492">1492</a> <em>     * @return HTTP request line</em>
<a name="1493" href="#1493">1493</a> <em>     */</em>
<a name="1494" href="#1494">1494</a>     <strong>protected</strong> <strong>static</strong> String generateRequestLine(<a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> connection,
<a name="1495" href="#1495">1495</a>         String name, String requestPath, String query, String version) {
<a name="1496" href="#1496">1496</a>         LOG.trace(<span class="string">"enter HttpMethodBase.generateRequestLine(HttpConnection, "</span>
<a name="1497" href="#1497">1497</a>             + <span class="string">"String, String, String, String)"</span>);
<a name="1498" href="#1498">1498</a> 
<a name="1499" href="#1499">1499</a>         StringBuffer buf = <strong>new</strong> StringBuffer();
<a name="1500" href="#1500">1500</a>         <em class="comment">// Append method name</em>
<a name="1501" href="#1501">1501</a>         buf.append(name);
<a name="1502" href="#1502">1502</a>         buf.append(<span class="string">" "</span>);
<a name="1503" href="#1503">1503</a>         <em class="comment">// Absolute or relative URL?</em>
<a name="1504" href="#1504">1504</a>         <strong>if</strong> (!connection.isTransparent()) {
<a name="1505" href="#1505">1505</a>             <a href="../../../../org/apache/commons/httpclient/protocol/Protocol.html">Protocol</a> protocol = connection.getProtocol();
<a name="1506" href="#1506">1506</a>             buf.append(protocol.getScheme().toLowerCase());
<a name="1507" href="#1507">1507</a>             buf.append(<span class="string">"://"</span>);
<a name="1508" href="#1508">1508</a>             buf.append(connection.getHost());
<a name="1509" href="#1509">1509</a>             <strong>if</strong> ((connection.getPort() != -1) 
<a name="1510" href="#1510">1510</a>                 &amp;&amp; (connection.getPort() != protocol.getDefaultPort())
<a name="1511" href="#1511">1511</a>             ) {
<a name="1512" href="#1512">1512</a>                 buf.append(<span class="string">":"</span>);
<a name="1513" href="#1513">1513</a>                 buf.append(connection.getPort());
<a name="1514" href="#1514">1514</a>             }
<a name="1515" href="#1515">1515</a>         }
<a name="1516" href="#1516">1516</a>         <em class="comment">// Append path, if any</em>
<a name="1517" href="#1517">1517</a>         <strong>if</strong> (requestPath == <strong>null</strong>) {
<a name="1518" href="#1518">1518</a>             buf.append(<span class="string">"/"</span>);
<a name="1519" href="#1519">1519</a>         } <strong>else</strong> {
<a name="1520" href="#1520">1520</a>             <strong>if</strong> (!connection.isTransparent() &amp;&amp; !requestPath.startsWith(<span class="string">"/"</span>)) {
<a name="1521" href="#1521">1521</a>                 buf.append(<span class="string">"/"</span>);
<a name="1522" href="#1522">1522</a>             }
<a name="1523" href="#1523">1523</a>             buf.append(requestPath);
<a name="1524" href="#1524">1524</a>         }
<a name="1525" href="#1525">1525</a>         <em class="comment">// Append query, if any</em>
<a name="1526" href="#1526">1526</a>         <strong>if</strong> (query != <strong>null</strong>) {
<a name="1527" href="#1527">1527</a>             <strong>if</strong> (query.indexOf(<span class="string">"?"</span>) != 0) {
<a name="1528" href="#1528">1528</a>                 buf.append(<span class="string">"?"</span>);
<a name="1529" href="#1529">1529</a>             }
<a name="1530" href="#1530">1530</a>             buf.append(query);
<a name="1531" href="#1531">1531</a>         }
<a name="1532" href="#1532">1532</a>         <em class="comment">// Append protocol</em>
<a name="1533" href="#1533">1533</a>         buf.append(<span class="string">" "</span>);
<a name="1534" href="#1534">1534</a>         buf.append(version);
<a name="1535" href="#1535">1535</a>         buf.append(<span class="string">"\r\n"</span>);
<a name="1536" href="#1536">1536</a>         
<a name="1537" href="#1537">1537</a>         <strong>return</strong> buf.toString();
<a name="1538" href="#1538">1538</a>     }
<a name="1539" href="#1539">1539</a>     
<a name="1540" href="#1540">1540</a>     <em>/**</em>
<a name="1541" href="#1541">1541</a> <em>     * This method is invoked immediately after </em>
<a name="1542" href="#1542">1542</a> <em>     * {@link #readResponseBody(HttpState,HttpConnection)} and can be overridden by</em>
<a name="1543" href="#1543">1543</a> <em>     * sub-classes in order to provide custom body processing.</em>
<a name="1544" href="#1544">1544</a> <em>     *</em>
<a name="1545" href="#1545">1545</a> <em>     * &lt;p></em>
<a name="1546" href="#1546">1546</a> <em>     * This implementation does nothing.</em>
<a name="1547" href="#1547">1547</a> <em>     * &lt;/p></em>
<a name="1548" href="#1548">1548</a> <em>     *</em>
<a name="1549" href="#1549">1549</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="1550" href="#1550">1550</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="1551" href="#1551">1551</a> <em>     *        this HTTP method</em>
<a name="1552" href="#1552">1552</a> <em>     *</em>
<a name="1553" href="#1553">1553</a> <em>     * @see #readResponse</em>
<a name="1554" href="#1554">1554</a> <em>     * @see #readResponseBody</em>
<a name="1555" href="#1555">1555</a> <em>     */</em>
<a name="1556" href="#1556">1556</a>     <strong>protected</strong> <strong>void</strong> processResponseBody(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state, <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn) {
<a name="1557" href="#1557">1557</a>     }
<a name="1558" href="#1558">1558</a> 
<a name="1559" href="#1559">1559</a>     <em>/**</em>
<a name="1560" href="#1560">1560</a> <em>     * This method is invoked immediately after </em>
<a name="1561" href="#1561">1561</a> <em>     * {@link #readResponseHeaders(HttpState,HttpConnection)} and can be overridden by</em>
<a name="1562" href="#1562">1562</a> <em>     * sub-classes in order to provide custom response headers processing.</em>
<a name="1563" href="#1563">1563</a> 
<a name="1564" href="#1564">1564</a> <em>     * &lt;p></em>
<a name="1565" href="#1565">1565</a> <em>     * This implementation will handle the &lt;tt>Set-Cookie&lt;/tt> and</em>
<a name="1566" href="#1566">1566</a> <em>     * &lt;tt>Set-Cookie2&lt;/tt> headers, if any, adding the relevant cookies to</em>
<a name="1567" href="#1567">1567</a> <em>     * the given {@link HttpState}.</em>
<a name="1568" href="#1568">1568</a> <em>     * &lt;/p></em>
<a name="1569" href="#1569">1569</a> <em>     *</em>
<a name="1570" href="#1570">1570</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="1571" href="#1571">1571</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="1572" href="#1572">1572</a> <em>     *        this HTTP method</em>
<a name="1573" href="#1573">1573</a> <em>     *</em>
<a name="1574" href="#1574">1574</a> <em>     * @see #readResponse</em>
<a name="1575" href="#1575">1575</a> <em>     * @see #readResponseHeaders</em>
<a name="1576" href="#1576">1576</a> <em>     */</em>
<a name="1577" href="#1577">1577</a>     <strong>protected</strong> <strong>void</strong> processResponseHeaders(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state,
<a name="1578" href="#1578">1578</a>         <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn) {
<a name="1579" href="#1579">1579</a>         LOG.trace(<span class="string">"enter HttpMethodBase.processResponseHeaders(HttpState, "</span>
<a name="1580" href="#1580">1580</a>             + <span class="string">"HttpConnection)"</span>);
<a name="1581" href="#1581">1581</a> 
<a name="1582" href="#1582">1582</a>         <a href="../../../../org/apache/commons/httpclient/cookie/CookieSpec.html">CookieSpec</a> parser = getCookieSpec(state);
<a name="1583" href="#1583">1583</a> 
<a name="1584" href="#1584">1584</a>         <em class="comment">// process set-cookie headers</em>
<a name="1585" href="#1585">1585</a>         <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a>[] headers = getResponseHeaderGroup().getHeaders(<span class="string">"set-cookie"</span>);
<a name="1586" href="#1586">1586</a>         processCookieHeaders(parser, headers, state, conn);
<a name="1587" href="#1587">1587</a> 
<a name="1588" href="#1588">1588</a>         <em class="comment">// see if the cookie spec supports cookie versioning.</em>
<a name="1589" href="#1589">1589</a>         <strong>if</strong> (parser instanceof CookieVersionSupport) {
<a name="1590" href="#1590">1590</a>             <a href="../../../../org/apache/commons/httpclient/cookie/CookieVersionSupport.html">CookieVersionSupport</a> versupport = (CookieVersionSupport) parser;
<a name="1591" href="#1591">1591</a>             <strong>if</strong> (versupport.getVersion() > 0) {
<a name="1592" href="#1592">1592</a>                 <em class="comment">// process set-cookie2 headers.</em>
<a name="1593" href="#1593">1593</a>                 <em class="comment">// Cookie2 will replace equivalent Cookie instances</em>
<a name="1594" href="#1594">1594</a>                 headers = getResponseHeaderGroup().getHeaders(<span class="string">"set-cookie2"</span>);
<a name="1595" href="#1595">1595</a>                 processCookieHeaders(parser, headers, state, conn);
<a name="1596" href="#1596">1596</a>             }
<a name="1597" href="#1597">1597</a>         }
<a name="1598" href="#1598">1598</a>     }
<a name="1599" href="#1599">1599</a> 
<a name="1600" href="#1600">1600</a>     <em>/**</em>
<a name="1601" href="#1601">1601</a> <em>     * This method processes the specified cookie headers. It is invoked from</em>
<a name="1602" href="#1602">1602</a> <em>     * within {@link #processResponseHeaders(HttpState,HttpConnection)}</em>
<a name="1603" href="#1603">1603</a> <em>     *</em>
<a name="1604" href="#1604">1604</a> <em>     * @param headers cookie {@link Header}s to be processed</em>
<a name="1605" href="#1605">1605</a> <em>     * @param state the {@link HttpState state} information associated with</em>
<a name="1606" href="#1606">1606</a> <em>     *        this HTTP method</em>
<a name="1607" href="#1607">1607</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="1608" href="#1608">1608</a> <em>     *        this HTTP method</em>
<a name="1609" href="#1609">1609</a> <em>     */</em>
<a name="1610" href="#1610">1610</a>     <strong>protected</strong> <strong>void</strong> processCookieHeaders(
<a name="1611" href="#1611">1611</a>             <strong>final</strong> <a href="../../../../org/apache/commons/httpclient/cookie/CookieSpec.html">CookieSpec</a> parser, 
<a name="1612" href="#1612">1612</a>             <strong>final</strong> <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a>[] headers, 
<a name="1613" href="#1613">1613</a>             <strong>final</strong> <a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state, 
<a name="1614" href="#1614">1614</a>             <strong>final</strong> <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn) {
<a name="1615" href="#1615">1615</a>         LOG.trace(<span class="string">"enter HttpMethodBase.processCookieHeaders(Header[], HttpState, "</span>
<a name="1616" href="#1616">1616</a>                   + <span class="string">"HttpConnection)"</span>);
<a name="1617" href="#1617">1617</a> 
<a name="1618" href="#1618">1618</a>         String host = <strong>this</strong>.params.getVirtualHost();
<a name="1619" href="#1619">1619</a>         <strong>if</strong> (host == <strong>null</strong>) {
<a name="1620" href="#1620">1620</a>             host = conn.getHost();
<a name="1621" href="#1621">1621</a>         }
<a name="1622" href="#1622">1622</a>         <strong>for</strong> (<strong>int</strong> i = 0; i &lt; headers.length; i++) {
<a name="1623" href="#1623">1623</a>             <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a> header = headers[i];
<a name="1624" href="#1624">1624</a>             <a href="../../../../org/apache/commons/httpclient/Cookie.html">Cookie</a>[] cookies = <strong>null</strong>;
<a name="1625" href="#1625">1625</a>             <strong>try</strong> {
<a name="1626" href="#1626">1626</a>                 cookies = parser.parse(
<a name="1627" href="#1627">1627</a>                   host,
<a name="1628" href="#1628">1628</a>                   conn.getPort(),
<a name="1629" href="#1629">1629</a>                   getPath(),
<a name="1630" href="#1630">1630</a>                   conn.isSecure(),
<a name="1631" href="#1631">1631</a>                   header);
<a name="1632" href="#1632">1632</a>             } <strong>catch</strong> (MalformedCookieException e) {
<a name="1633" href="#1633">1633</a>                 <strong>if</strong> (LOG.isWarnEnabled()) {
<a name="1634" href="#1634">1634</a>                     LOG.warn(<span class="string">"Invalid cookie header: \&quot;"</span> 
<a name="1635" href="#1635">1635</a>                         + header.getValue() 
<a name="1636" href="#1636">1636</a>                         + <span class="string">"\&quot;. "</span> + e.getMessage());
<a name="1637" href="#1637">1637</a>                 }
<a name="1638" href="#1638">1638</a>             }
<a name="1639" href="#1639">1639</a>             <strong>if</strong> (cookies != <strong>null</strong>) {
<a name="1640" href="#1640">1640</a>                 <strong>for</strong> (<strong>int</strong> j = 0; j &lt; cookies.length; j++) {
<a name="1641" href="#1641">1641</a>                     <a href="../../../../org/apache/commons/httpclient/Cookie.html">Cookie</a> cookie = cookies[j];
<a name="1642" href="#1642">1642</a>                     <strong>try</strong> {
<a name="1643" href="#1643">1643</a>                         parser.validate(
<a name="1644" href="#1644">1644</a>                           host,
<a name="1645" href="#1645">1645</a>                           conn.getPort(),
<a name="1646" href="#1646">1646</a>                           getPath(),
<a name="1647" href="#1647">1647</a>                           conn.isSecure(),
<a name="1648" href="#1648">1648</a>                           cookie);
<a name="1649" href="#1649">1649</a>                         state.addCookie(cookie);
<a name="1650" href="#1650">1650</a>                         <strong>if</strong> (LOG.isDebugEnabled()) {
<a name="1651" href="#1651">1651</a>                             LOG.debug(<span class="string">"Cookie accepted: \&quot;"</span> 
<a name="1652" href="#1652">1652</a>                                 + parser.formatCookie(cookie) + <span class="string">"\&quot;"</span>);
<a name="1653" href="#1653">1653</a>                         }
<a name="1654" href="#1654">1654</a>                     } <strong>catch</strong> (MalformedCookieException e) {
<a name="1655" href="#1655">1655</a>                         <strong>if</strong> (LOG.isWarnEnabled()) {
<a name="1656" href="#1656">1656</a>                             LOG.warn(<span class="string">"Cookie rejected: \&quot;"</span> + parser.formatCookie(cookie) 
<a name="1657" href="#1657">1657</a>                                 + <span class="string">"\&quot;. "</span> + e.getMessage());
<a name="1658" href="#1658">1658</a>                         }
<a name="1659" href="#1659">1659</a>                     }
<a name="1660" href="#1660">1660</a>                 }
<a name="1661" href="#1661">1661</a>             }
<a name="1662" href="#1662">1662</a>         }
<a name="1663" href="#1663">1663</a>     }
<a name="1664" href="#1664">1664</a> 
<a name="1665" href="#1665">1665</a>     <em>/**</em>
<a name="1666" href="#1666">1666</a> <em>     * This method is invoked immediately after </em>
<a name="1667" href="#1667">1667</a> <em>     * {@link #readStatusLine(HttpState,HttpConnection)} and can be overridden by</em>
<a name="1668" href="#1668">1668</a> <em>     * sub-classes in order to provide custom response status line processing.</em>
<a name="1669" href="#1669">1669</a> <em>     *</em>
<a name="1670" href="#1670">1670</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="1671" href="#1671">1671</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="1672" href="#1672">1672</a> <em>     *        this HTTP method</em>
<a name="1673" href="#1673">1673</a> <em>     *</em>
<a name="1674" href="#1674">1674</a> <em>     * @see #readResponse</em>
<a name="1675" href="#1675">1675</a> <em>     * @see #readStatusLine</em>
<a name="1676" href="#1676">1676</a> <em>     */</em>
<a name="1677" href="#1677">1677</a>     <strong>protected</strong> <strong>void</strong> processStatusLine(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state, <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn) {
<a name="1678" href="#1678">1678</a>     }
<a name="1679" href="#1679">1679</a> 
<a name="1680" href="#1680">1680</a>     <em>/**</em>
<a name="1681" href="#1681">1681</a> <em>     * Reads the response from the given {@link HttpConnection connection}.</em>
<a name="1682" href="#1682">1682</a> <em>     *</em>
<a name="1683" href="#1683">1683</a> <em>     * &lt;p></em>
<a name="1684" href="#1684">1684</a> <em>     * The response is processed as the following sequence of actions:</em>
<a name="1685" href="#1685">1685</a> <em>     *</em>
<a name="1686" href="#1686">1686</a> <em>     * &lt;ol></em>
<a name="1687" href="#1687">1687</a> <em>     * &lt;li></em>
<a name="1688" href="#1688">1688</a> <em>     * {@link #readStatusLine(HttpState,HttpConnection)} is</em>
<a name="1689" href="#1689">1689</a> <em>     * invoked to read the request line.</em>
<a name="1690" href="#1690">1690</a> <em>     * &lt;/li></em>
<a name="1691" href="#1691">1691</a> <em>     * &lt;li></em>
<a name="1692" href="#1692">1692</a> <em>     * {@link #processStatusLine(HttpState,HttpConnection)}</em>
<a name="1693" href="#1693">1693</a> <em>     * is invoked, allowing the method to process the status line if</em>
<a name="1694" href="#1694">1694</a> <em>     * desired.</em>
<a name="1695" href="#1695">1695</a> <em>     * &lt;/li></em>
<a name="1696" href="#1696">1696</a> <em>     * &lt;li></em>
<a name="1697" href="#1697">1697</a> <em>     * {@link #readResponseHeaders(HttpState,HttpConnection)} is invoked to read</em>
<a name="1698" href="#1698">1698</a> <em>     * the associated headers.</em>
<a name="1699" href="#1699">1699</a> <em>     * &lt;/li></em>
<a name="1700" href="#1700">1700</a> <em>     * &lt;li></em>
<a name="1701" href="#1701">1701</a> <em>     * {@link #processResponseHeaders(HttpState,HttpConnection)} is invoked, allowing</em>
<a name="1702" href="#1702">1702</a> <em>     * the method to process the headers if desired.</em>
<a name="1703" href="#1703">1703</a> <em>     * &lt;/li></em>
<a name="1704" href="#1704">1704</a> <em>     * &lt;li></em>
<a name="1705" href="#1705">1705</a> <em>     * {@link #readResponseBody(HttpState,HttpConnection)} is</em>
<a name="1706" href="#1706">1706</a> <em>     * invoked to read the associated body (if any).</em>
<a name="1707" href="#1707">1707</a> <em>     * &lt;/li></em>
<a name="1708" href="#1708">1708</a> <em>     * &lt;li></em>
<a name="1709" href="#1709">1709</a> <em>     * {@link #processResponseBody(HttpState,HttpConnection)} is invoked, allowing the</em>
<a name="1710" href="#1710">1710</a> <em>     * method to process the response body if desired.</em>
<a name="1711" href="#1711">1711</a> <em>     * &lt;/li></em>
<a name="1712" href="#1712">1712</a> <em>     * &lt;/ol></em>
<a name="1713" href="#1713">1713</a> <em>     *</em>
<a name="1714" href="#1714">1714</a> <em>     * Subclasses may want to override one or more of the above methods to to</em>
<a name="1715" href="#1715">1715</a> <em>     * customize the processing. (Or they may choose to override this method</em>
<a name="1716" href="#1716">1716</a> <em>     * if dramatically different processing is required.)</em>
<a name="1717" href="#1717">1717</a> <em>     * &lt;/p></em>
<a name="1718" href="#1718">1718</a> <em>     *</em>
<a name="1719" href="#1719">1719</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="1720" href="#1720">1720</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="1721" href="#1721">1721</a> <em>     *        this HTTP method</em>
<a name="1722" href="#1722">1722</a> <em>     *</em>
<a name="1723" href="#1723">1723</a> <em>     * @throws IOException if an I/O (transport) error occurs. Some transport exceptions</em>
<a name="1724" href="#1724">1724</a> <em>     *                     can be recovered from.</em>
<a name="1725" href="#1725">1725</a> <em>     * @throws HttpException  if a protocol exception occurs. Usually protocol exceptions </em>
<a name="1726" href="#1726">1726</a> <em>     *                    cannot be recovered from.</em>
<a name="1727" href="#1727">1727</a> <em>     */</em>
<a name="1728" href="#1728">1728</a>     <strong>protected</strong> <strong>void</strong> readResponse(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state, <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn)
<a name="1729" href="#1729">1729</a>     throws IOException, <a href="../../../../org/apache/commons/httpclient/HttpException.html">HttpException</a> {
<a name="1730" href="#1730">1730</a>         LOG.trace(
<a name="1731" href="#1731">1731</a>         <span class="string">"enter HttpMethodBase.readResponse(HttpState, HttpConnection)"</span>);
<a name="1732" href="#1732">1732</a>         <em class="comment">// Status line &amp; line may have already been received</em>
<a name="1733" href="#1733">1733</a>         <em class="comment">// if 'expect - continue' handshake has been used</em>
<a name="1734" href="#1734">1734</a>         <strong>while</strong> (<strong>this</strong>.statusLine == <strong>null</strong>) {
<a name="1735" href="#1735">1735</a>             readStatusLine(state, conn);
<a name="1736" href="#1736">1736</a>             processStatusLine(state, conn);
<a name="1737" href="#1737">1737</a>             readResponseHeaders(state, conn);
<a name="1738" href="#1738">1738</a>             processResponseHeaders(state, conn);
<a name="1739" href="#1739">1739</a>             
<a name="1740" href="#1740">1740</a>             <strong>int</strong> status = <strong>this</strong>.statusLine.getStatusCode();
<a name="1741" href="#1741">1741</a>             <strong>if</strong> ((status >= 100) &amp;&amp; (status &lt; 200)) {
<a name="1742" href="#1742">1742</a>                 <strong>if</strong> (LOG.isInfoEnabled()) {
<a name="1743" href="#1743">1743</a>                     LOG.info(<span class="string">"Discarding unexpected response: "</span> + <strong>this</strong>.statusLine.toString()); 
<a name="1744" href="#1744">1744</a>                 }
<a name="1745" href="#1745">1745</a>                 <strong>this</strong>.statusLine = <strong>null</strong>;
<a name="1746" href="#1746">1746</a>             }
<a name="1747" href="#1747">1747</a>         }
<a name="1748" href="#1748">1748</a>         readResponseBody(state, conn);
<a name="1749" href="#1749">1749</a>         processResponseBody(state, conn);
<a name="1750" href="#1750">1750</a>     }
<a name="1751" href="#1751">1751</a> 
<a name="1752" href="#1752">1752</a>     <em>/**</em>
<a name="1753" href="#1753">1753</a> <em>     * Read the response body from the given {@link HttpConnection}.</em>
<a name="1754" href="#1754">1754</a> <em>     *</em>
<a name="1755" href="#1755">1755</a> <em>     * &lt;p></em>
<a name="1756" href="#1756">1756</a> <em>     * The current implementation wraps the socket level stream with</em>
<a name="1757" href="#1757">1757</a> <em>     * an appropriate stream for the type of response (chunked, content-length,</em>
<a name="1758" href="#1758">1758</a> <em>     * or auto-close).  If there is no response body, the connection associated</em>
<a name="1759" href="#1759">1759</a> <em>     * with the request will be returned to the connection manager.</em>
<a name="1760" href="#1760">1760</a> <em>     * &lt;/p></em>
<a name="1761" href="#1761">1761</a> <em>     *</em>
<a name="1762" href="#1762">1762</a> <em>     * &lt;p></em>
<a name="1763" href="#1763">1763</a> <em>     * Subclasses may want to override this method to to customize the</em>
<a name="1764" href="#1764">1764</a> <em>     * processing.</em>
<a name="1765" href="#1765">1765</a> <em>     * &lt;/p></em>
<a name="1766" href="#1766">1766</a> <em>     *</em>
<a name="1767" href="#1767">1767</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="1768" href="#1768">1768</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="1769" href="#1769">1769</a> <em>     *        this HTTP method</em>
<a name="1770" href="#1770">1770</a> <em>     *</em>
<a name="1771" href="#1771">1771</a> <em>     * @throws IOException if an I/O (transport) error occurs. Some transport exceptions</em>
<a name="1772" href="#1772">1772</a> <em>     *                     can be recovered from.</em>
<a name="1773" href="#1773">1773</a> <em>     * @throws HttpException  if a protocol exception occurs. Usually protocol exceptions </em>
<a name="1774" href="#1774">1774</a> <em>     *                    cannot be recovered from.</em>
<a name="1775" href="#1775">1775</a> <em>     *</em>
<a name="1776" href="#1776">1776</a> <em>     * @see #readResponse</em>
<a name="1777" href="#1777">1777</a> <em>     * @see #processResponseBody</em>
<a name="1778" href="#1778">1778</a> <em>     */</em>
<a name="1779" href="#1779">1779</a>     <strong>protected</strong> <strong>void</strong> readResponseBody(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state, <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn)
<a name="1780" href="#1780">1780</a>     throws IOException, <a href="../../../../org/apache/commons/httpclient/HttpException.html">HttpException</a> {
<a name="1781" href="#1781">1781</a>         LOG.trace(
<a name="1782" href="#1782">1782</a>             <span class="string">"enter HttpMethodBase.readResponseBody(HttpState, HttpConnection)"</span>);
<a name="1783" href="#1783">1783</a> 
<a name="1784" href="#1784">1784</a>         <em class="comment">// assume we are not done with the connection if we get a stream</em>
<a name="1785" href="#1785">1785</a>         InputStream stream = readResponseBody(conn);
<a name="1786" href="#1786">1786</a>         <strong>if</strong> (stream == <strong>null</strong>) {
<a name="1787" href="#1787">1787</a>             <em class="comment">// done using the connection!</em>
<a name="1788" href="#1788">1788</a>             responseBodyConsumed();
<a name="1789" href="#1789">1789</a>         } <strong>else</strong> {
<a name="1790" href="#1790">1790</a>             conn.setLastResponseInputStream(stream);
<a name="1791" href="#1791">1791</a>             setResponseStream(stream);
<a name="1792" href="#1792">1792</a>         }
<a name="1793" href="#1793">1793</a>     }
<a name="1794" href="#1794">1794</a> 
<a name="1795" href="#1795">1795</a>     <em>/**</em>
<a name="1796" href="#1796">1796</a> <em>     * Returns the response body as an {@link InputStream input stream}</em>
<a name="1797" href="#1797">1797</a> <em>     * corresponding to the values of the &lt;tt>Content-Length&lt;/tt> and </em>
<a name="1798" href="#1798">1798</a> <em>     * &lt;tt>Transfer-Encoding&lt;/tt> headers. If no response body is available</em>
<a name="1799" href="#1799">1799</a> <em>     * returns &lt;tt>null&lt;/tt>.</em>
<a name="1800" href="#1800">1800</a> <em>     * &lt;p></em>
<a name="1801" href="#1801">1801</a> <em>     *</em>
<a name="1802" href="#1802">1802</a> <em>     * @see #readResponse</em>
<a name="1803" href="#1803">1803</a> <em>     * @see #processResponseBody</em>
<a name="1804" href="#1804">1804</a> <em>     *</em>
<a name="1805" href="#1805">1805</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="1806" href="#1806">1806</a> <em>     *        this HTTP method</em>
<a name="1807" href="#1807">1807</a> <em>     *</em>
<a name="1808" href="#1808">1808</a> <em>     * @throws IOException if an I/O (transport) error occurs. Some transport exceptions</em>
<a name="1809" href="#1809">1809</a> <em>     *                     can be recovered from.</em>
<a name="1810" href="#1810">1810</a> <em>     * @throws HttpException  if a protocol exception occurs. Usually protocol exceptions </em>
<a name="1811" href="#1811">1811</a> <em>     *                    cannot be recovered from.</em>
<a name="1812" href="#1812">1812</a> <em>     */</em>
<a name="1813" href="#1813">1813</a>     <strong>private</strong> InputStream readResponseBody(<a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn)
<a name="1814" href="#1814">1814</a>         throws HttpException, IOException {
<a name="1815" href="#1815">1815</a> 
<a name="1816" href="#1816">1816</a>         LOG.trace(<span class="string">"enter HttpMethodBase.readResponseBody(HttpConnection)"</span>);
<a name="1817" href="#1817">1817</a> 
<a name="1818" href="#1818">1818</a>         responseBody = <strong>null</strong>;
<a name="1819" href="#1819">1819</a>         InputStream is = conn.getResponseInputStream();
<a name="1820" href="#1820">1820</a>         <strong>if</strong> (Wire.CONTENT_WIRE.enabled()) {
<a name="1821" href="#1821">1821</a>             is = <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/WireLogInputStream.html">WireLogInputStream</a>(is, Wire.CONTENT_WIRE);
<a name="1822" href="#1822">1822</a>         }
<a name="1823" href="#1823">1823</a>         <strong>boolean</strong> canHaveBody = canResponseHaveBody(statusLine.getStatusCode());
<a name="1824" href="#1824">1824</a>         InputStream result = <strong>null</strong>;
<a name="1825" href="#1825">1825</a>         <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a> transferEncodingHeader = responseHeaders.getFirstHeader(<span class="string">"Transfer-Encoding"</span>);
<a name="1826" href="#1826">1826</a>         <em class="comment">// We use Transfer-Encoding if present and ignore Content-Length.</em>
<a name="1827" href="#1827">1827</a>         <em class="comment">// RFC2616, 4.4 item number 3</em>
<a name="1828" href="#1828">1828</a>         <strong>if</strong> (transferEncodingHeader != <strong>null</strong>) {
<a name="1829" href="#1829">1829</a> 
<a name="1830" href="#1830">1830</a>             String transferEncoding = transferEncodingHeader.getValue();
<a name="1831" href="#1831">1831</a>             <strong>if</strong> (!<span class="string">"chunked"</span>.equalsIgnoreCase(transferEncoding) 
<a name="1832" href="#1832">1832</a>                 &amp;&amp; !<span class="string">"identity"</span>.equalsIgnoreCase(transferEncoding)) {
<a name="1833" href="#1833">1833</a>                 <strong>if</strong> (LOG.isWarnEnabled()) {
<a name="1834" href="#1834">1834</a>                     LOG.warn(<span class="string">"Unsupported transfer encoding: "</span> + transferEncoding);
<a name="1835" href="#1835">1835</a>                 }
<a name="1836" href="#1836">1836</a>             }
<a name="1837" href="#1837">1837</a>             <a href="../../../../org/apache/commons/httpclient/HeaderElement.html">HeaderElement</a>[] encodings = transferEncodingHeader.getElements();
<a name="1838" href="#1838">1838</a>             <em class="comment">// The chunked encoding must be the last one applied</em>
<a name="1839" href="#1839">1839</a>             <em class="comment">// RFC2616, 14.41</em>
<a name="1840" href="#1840">1840</a>             <strong>int</strong> len = encodings.length;            
<a name="1841" href="#1841">1841</a>             <strong>if</strong> ((len > 0) &amp;&amp; (<span class="string">"chunked"</span>.equalsIgnoreCase(encodings[len - 1].getName()))) { 
<a name="1842" href="#1842">1842</a>                 <em class="comment">// if response body is empty</em>
<a name="1843" href="#1843">1843</a>                 <strong>if</strong> (conn.isResponseAvailable(conn.getParams().getSoTimeout())) {
<a name="1844" href="#1844">1844</a>                     result = <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/ChunkedInputStream.html">ChunkedInputStream</a>(is, <strong>this</strong>);
<a name="1845" href="#1845">1845</a>                 } <strong>else</strong> {
<a name="1846" href="#1846">1846</a>                     <strong>if</strong> (getParams().isParameterTrue(HttpMethodParams.STRICT_TRANSFER_ENCODING)) {
<a name="1847" href="#1847">1847</a>                         <strong>throw</strong> <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/ProtocolException.html">ProtocolException</a>(<span class="string">"Chunk-encoded body declared but not sent"</span>);
<a name="1848" href="#1848">1848</a>                     } <strong>else</strong> {
<a name="1849" href="#1849">1849</a>                         LOG.warn(<span class="string">"Chunk-encoded body missing"</span>);
<a name="1850" href="#1850">1850</a>                     }
<a name="1851" href="#1851">1851</a>                 }
<a name="1852" href="#1852">1852</a>             } <strong>else</strong> {
<a name="1853" href="#1853">1853</a>                 LOG.info(<span class="string">"Response content is not chunk-encoded"</span>);
<a name="1854" href="#1854">1854</a>                 <em class="comment">// The connection must be terminated by closing </em>
<a name="1855" href="#1855">1855</a>                 <em class="comment">// the socket as per RFC 2616, 3.6</em>
<a name="1856" href="#1856">1856</a>                 setConnectionCloseForced(<strong>true</strong>);
<a name="1857" href="#1857">1857</a>                 result = is;  
<a name="1858" href="#1858">1858</a>             }
<a name="1859" href="#1859">1859</a>         } <strong>else</strong> {
<a name="1860" href="#1860">1860</a>             <strong>long</strong> expectedLength = getResponseContentLength();
<a name="1861" href="#1861">1861</a>             <strong>if</strong> (expectedLength == -1) {
<a name="1862" href="#1862">1862</a>                 <strong>if</strong> (canHaveBody &amp;&amp; <strong>this</strong>.effectiveVersion.greaterEquals(HttpVersion.HTTP_1_1)) {
<a name="1863" href="#1863">1863</a>                     <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a> connectionHeader = responseHeaders.getFirstHeader(<span class="string">"Connection"</span>);
<a name="1864" href="#1864">1864</a>                     String connectionDirective = <strong>null</strong>;
<a name="1865" href="#1865">1865</a>                     <strong>if</strong> (connectionHeader != <strong>null</strong>) {
<a name="1866" href="#1866">1866</a>                         connectionDirective = connectionHeader.getValue();
<a name="1867" href="#1867">1867</a>                     }
<a name="1868" href="#1868">1868</a>                     <strong>if</strong> (!<span class="string">"close"</span>.equalsIgnoreCase(connectionDirective)) {
<a name="1869" href="#1869">1869</a>                         LOG.info(<span class="string">"Response content length is not known"</span>);
<a name="1870" href="#1870">1870</a>                         setConnectionCloseForced(<strong>true</strong>);
<a name="1871" href="#1871">1871</a>                     }
<a name="1872" href="#1872">1872</a>                 }
<a name="1873" href="#1873">1873</a>                 result = is;            
<a name="1874" href="#1874">1874</a>             } <strong>else</strong> {
<a name="1875" href="#1875">1875</a>                 result = <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/ContentLengthInputStream.html">ContentLengthInputStream</a>(is, expectedLength);
<a name="1876" href="#1876">1876</a>             }
<a name="1877" href="#1877">1877</a>         } 
<a name="1878" href="#1878">1878</a> 
<a name="1879" href="#1879">1879</a>         <em class="comment">// See if the response is supposed to have a response body</em>
<a name="1880" href="#1880">1880</a>         <strong>if</strong> (!canHaveBody) {
<a name="1881" href="#1881">1881</a>             result = <strong>null</strong>;
<a name="1882" href="#1882">1882</a>         }
<a name="1883" href="#1883">1883</a>         <em class="comment">// if there is a result - ALWAYS wrap it in an observer which will</em>
<a name="1884" href="#1884">1884</a>         <em class="comment">// close the underlying stream as soon as it is consumed, and notify</em>
<a name="1885" href="#1885">1885</a>         <em class="comment">// the watcher that the stream has been consumed.</em>
<a name="1886" href="#1886">1886</a>         <strong>if</strong> (result != <strong>null</strong>) {
<a name="1887" href="#1887">1887</a> 
<a name="1888" href="#1888">1888</a>             result = <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/AutoCloseInputStream.html">AutoCloseInputStream</a>(
<a name="1889" href="#1889">1889</a>                 result,
<a name="1890" href="#1890">1890</a>                 <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/ResponseConsumedWatcher.html">ResponseConsumedWatcher</a>() {
<a name="1891" href="#1891">1891</a>                     <strong>public</strong> <strong>void</strong> responseConsumed() {
<a name="1892" href="#1892">1892</a>                         responseBodyConsumed();
<a name="1893" href="#1893">1893</a>                     }
<a name="1894" href="#1894">1894</a>                 }
<a name="1895" href="#1895">1895</a>             );
<a name="1896" href="#1896">1896</a>         }
<a name="1897" href="#1897">1897</a> 
<a name="1898" href="#1898">1898</a>         <strong>return</strong> result;
<a name="1899" href="#1899">1899</a>     }
<a name="1900" href="#1900">1900</a> 
<a name="1901" href="#1901">1901</a>     <em>/**</em>
<a name="1902" href="#1902">1902</a> <em>     * Reads the response headers from the given {@link HttpConnection connection}.</em>
<a name="1903" href="#1903">1903</a> <em>     *</em>
<a name="1904" href="#1904">1904</a> <em>     * &lt;p></em>
<a name="1905" href="#1905">1905</a> <em>     * Subclasses may want to override this method to to customize the</em>
<a name="1906" href="#1906">1906</a> <em>     * processing.</em>
<a name="1907" href="#1907">1907</a> <em>     * &lt;/p></em>
<a name="1908" href="#1908">1908</a> <em>     *</em>
<a name="1909" href="#1909">1909</a> <em>     * &lt;p></em>
<a name="1910" href="#1910">1910</a> <em>     * "It must be possible to combine the multiple header fields into one</em>
<a name="1911" href="#1911">1911</a> <em>     * "field-name: field-value" pair, without changing the semantics of the</em>
<a name="1912" href="#1912">1912</a> <em>     * message, by appending each subsequent field-value to the first, each</em>
<a name="1913" href="#1913">1913</a> <em>     * separated by a comma." - HTTP/1.0 (4.3)</em>
<a name="1914" href="#1914">1914</a> <em>     * &lt;/p></em>
<a name="1915" href="#1915">1915</a> <em>     *</em>
<a name="1916" href="#1916">1916</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="1917" href="#1917">1917</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="1918" href="#1918">1918</a> <em>     *        this HTTP method</em>
<a name="1919" href="#1919">1919</a> <em>     *</em>
<a name="1920" href="#1920">1920</a> <em>     * @throws IOException if an I/O (transport) error occurs. Some transport exceptions</em>
<a name="1921" href="#1921">1921</a> <em>     *                     can be recovered from.</em>
<a name="1922" href="#1922">1922</a> <em>     * @throws HttpException  if a protocol exception occurs. Usually protocol exceptions </em>
<a name="1923" href="#1923">1923</a> <em>     *                    cannot be recovered from.</em>
<a name="1924" href="#1924">1924</a> <em>     *</em>
<a name="1925" href="#1925">1925</a> <em>     * @see #readResponse</em>
<a name="1926" href="#1926">1926</a> <em>     * @see #processResponseHeaders</em>
<a name="1927" href="#1927">1927</a> <em>     */</em>
<a name="1928" href="#1928">1928</a>     <strong>protected</strong> <strong>void</strong> readResponseHeaders(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state, <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn)
<a name="1929" href="#1929">1929</a>     throws IOException, <a href="../../../../org/apache/commons/httpclient/HttpException.html">HttpException</a> {
<a name="1930" href="#1930">1930</a>         LOG.trace(<span class="string">"enter HttpMethodBase.readResponseHeaders(HttpState,"</span>
<a name="1931" href="#1931">1931</a>             + <span class="string">"HttpConnection)"</span>);
<a name="1932" href="#1932">1932</a> 
<a name="1933" href="#1933">1933</a>         getResponseHeaderGroup().clear();
<a name="1934" href="#1934">1934</a>         
<a name="1935" href="#1935">1935</a>         <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a>[] headers = HttpParser.parseHeaders(
<a name="1936" href="#1936">1936</a>             conn.getResponseInputStream(), getParams().getHttpElementCharset());
<a name="1937" href="#1937">1937</a>         <em class="comment">// Wire logging moved to HttpParser</em>
<a name="1938" href="#1938">1938</a>         getResponseHeaderGroup().setHeaders(headers);
<a name="1939" href="#1939">1939</a>     }
<a name="1940" href="#1940">1940</a> 
<a name="1941" href="#1941">1941</a>     <em>/**</em>
<a name="1942" href="#1942">1942</a> <em>     * Read the status line from the given {@link HttpConnection}, setting my</em>
<a name="1943" href="#1943">1943</a> <em>     * {@link #getStatusCode status code} and {@link #getStatusText status</em>
<a name="1944" href="#1944">1944</a> <em>     * text}.</em>
<a name="1945" href="#1945">1945</a> <em>     *</em>
<a name="1946" href="#1946">1946</a> <em>     * &lt;p></em>
<a name="1947" href="#1947">1947</a> <em>     * Subclasses may want to override this method to to customize the</em>
<a name="1948" href="#1948">1948</a> <em>     * processing.</em>
<a name="1949" href="#1949">1949</a> <em>     * &lt;/p></em>
<a name="1950" href="#1950">1950</a> <em>     *</em>
<a name="1951" href="#1951">1951</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="1952" href="#1952">1952</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="1953" href="#1953">1953</a> <em>     *        this HTTP method</em>
<a name="1954" href="#1954">1954</a> <em>     *</em>
<a name="1955" href="#1955">1955</a> <em>     * @throws IOException if an I/O (transport) error occurs. Some transport exceptions</em>
<a name="1956" href="#1956">1956</a> <em>     *                     can be recovered from.</em>
<a name="1957" href="#1957">1957</a> <em>     * @throws HttpException  if a protocol exception occurs. Usually protocol exceptions </em>
<a name="1958" href="#1958">1958</a> <em>     *                    cannot be recovered from.</em>
<a name="1959" href="#1959">1959</a> <em>     *</em>
<a name="1960" href="#1960">1960</a> <em>     * @see StatusLine</em>
<a name="1961" href="#1961">1961</a> <em>     */</em>
<a name="1962" href="#1962">1962</a>     <strong>protected</strong> <strong>void</strong> readStatusLine(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state, <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn)
<a name="1963" href="#1963">1963</a>     throws IOException, <a href="../../../../org/apache/commons/httpclient/HttpException.html">HttpException</a> {
<a name="1964" href="#1964">1964</a>         LOG.trace(<span class="string">"enter HttpMethodBase.readStatusLine(HttpState, HttpConnection)"</span>);
<a name="1965" href="#1965">1965</a> 
<a name="1966" href="#1966">1966</a>         <strong>final</strong> <strong>int</strong> maxGarbageLines = getParams().
<a name="1967" href="#1967">1967</a>             getIntParameter(HttpMethodParams.STATUS_LINE_GARBAGE_LIMIT, Integer.MAX_VALUE);
<a name="1968" href="#1968">1968</a> 
<a name="1969" href="#1969">1969</a>         <em class="comment">//read out the HTTP status string</em>
<a name="1970" href="#1970">1970</a>         <strong>int</strong> count = 0;
<a name="1971" href="#1971">1971</a>         String s;
<a name="1972" href="#1972">1972</a>         <strong>do</strong> {
<a name="1973" href="#1973">1973</a>             s = conn.readLine(getParams().getHttpElementCharset());
<a name="1974" href="#1974">1974</a>             <strong>if</strong> (s == <strong>null</strong> &amp;&amp; count == 0) {
<a name="1975" href="#1975">1975</a>                 <em class="comment">// The server just dropped connection on us</em>
<a name="1976" href="#1976">1976</a>                 <strong>throw</strong> <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/NoHttpResponseException.html">NoHttpResponseException</a>(<span class="string">"The server "</span> + conn.getHost() + 
<a name="1977" href="#1977">1977</a>                     <span class="string">" failed to respond"</span>);
<a name="1978" href="#1978">1978</a>             }
<a name="1979" href="#1979">1979</a>             <strong>if</strong> (Wire.HEADER_WIRE.enabled()) {
<a name="1980" href="#1980">1980</a>                 Wire.HEADER_WIRE.input(s + <span class="string">"\r\n"</span>);
<a name="1981" href="#1981">1981</a>             }
<a name="1982" href="#1982">1982</a>             <strong>if</strong> (s != <strong>null</strong> &amp;&amp; StatusLine.startsWithHTTP(s)) {
<a name="1983" href="#1983">1983</a>                 <em class="comment">// Got one</em>
<a name="1984" href="#1984">1984</a>                 <strong>break</strong>;
<a name="1985" href="#1985">1985</a>             } <strong>else</strong> <strong>if</strong> (s == <strong>null</strong> || count >= maxGarbageLines) {
<a name="1986" href="#1986">1986</a>                 <em class="comment">// Giving up</em>
<a name="1987" href="#1987">1987</a>                 <strong>throw</strong> <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/ProtocolException.html">ProtocolException</a>(<span class="string">"The server "</span> + conn.getHost() + 
<a name="1988" href="#1988">1988</a>                         <span class="string">" failed to respond with a valid HTTP response"</span>);
<a name="1989" href="#1989">1989</a>             }
<a name="1990" href="#1990">1990</a>             count++;
<a name="1991" href="#1991">1991</a>         } <strong>while</strong>(<strong>true</strong>);
<a name="1992" href="#1992">1992</a> 
<a name="1993" href="#1993">1993</a>         <em class="comment">//create the status line from the status string</em>
<a name="1994" href="#1994">1994</a>         statusLine = <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/StatusLine.html">StatusLine</a>(s);
<a name="1995" href="#1995">1995</a> 
<a name="1996" href="#1996">1996</a>         <em class="comment">//check for a valid HTTP-Version</em>
<a name="1997" href="#1997">1997</a>         String versionStr = statusLine.getHttpVersion();
<a name="1998" href="#1998">1998</a>         <strong>if</strong> (getParams().isParameterFalse(HttpMethodParams.UNAMBIGUOUS_STATUS_LINE) 
<a name="1999" href="#1999">1999</a>            &amp;&amp; versionStr.equals(<span class="string">"HTTP"</span>)) {
<a name="2000" href="#2000">2000</a>             getParams().setVersion(HttpVersion.HTTP_1_0);
<a name="2001" href="#2001">2001</a>             <strong>if</strong> (LOG.isWarnEnabled()) {
<a name="2002" href="#2002">2002</a>                 LOG.warn(<span class="string">"Ambiguous status line (HTTP protocol version missing):"</span> +
<a name="2003" href="#2003">2003</a>                 statusLine.toString());
<a name="2004" href="#2004">2004</a>             }
<a name="2005" href="#2005">2005</a>         } <strong>else</strong> {
<a name="2006" href="#2006">2006</a>             <strong>this</strong>.effectiveVersion = HttpVersion.parse(versionStr);
<a name="2007" href="#2007">2007</a>         }
<a name="2008" href="#2008">2008</a> 
<a name="2009" href="#2009">2009</a>     }
<a name="2010" href="#2010">2010</a> 
<a name="2011" href="#2011">2011</a>     <em class="comment">// ------------------------------------------------------ Protected Methods</em>
<a name="2012" href="#2012">2012</a> 
<a name="2013" href="#2013">2013</a>     <em>/**</em>
<a name="2014" href="#2014">2014</a> <em>     * &lt;p></em>
<a name="2015" href="#2015">2015</a> <em>     * Sends the request via the given {@link HttpConnection connection}.</em>
<a name="2016" href="#2016">2016</a> <em>     * &lt;/p></em>
<a name="2017" href="#2017">2017</a> <em>     *</em>
<a name="2018" href="#2018">2018</a> <em>     * &lt;p></em>
<a name="2019" href="#2019">2019</a> <em>     * The request is written as the following sequence of actions:</em>
<a name="2020" href="#2020">2020</a> <em>     * &lt;/p></em>
<a name="2021" href="#2021">2021</a> <em>     *</em>
<a name="2022" href="#2022">2022</a> <em>     * &lt;ol></em>
<a name="2023" href="#2023">2023</a> <em>     * &lt;li></em>
<a name="2024" href="#2024">2024</a> <em>     * {@link #writeRequestLine(HttpState, HttpConnection)} is invoked to </em>
<a name="2025" href="#2025">2025</a> <em>     * write the request line.</em>
<a name="2026" href="#2026">2026</a> <em>     * &lt;/li></em>
<a name="2027" href="#2027">2027</a> <em>     * &lt;li></em>
<a name="2028" href="#2028">2028</a> <em>     * {@link #writeRequestHeaders(HttpState, HttpConnection)} is invoked </em>
<a name="2029" href="#2029">2029</a> <em>     * to write the associated headers.</em>
<a name="2030" href="#2030">2030</a> <em>     * &lt;/li></em>
<a name="2031" href="#2031">2031</a> <em>     * &lt;li></em>
<a name="2032" href="#2032">2032</a> <em>     * &lt;tt>\r\n&lt;/tt> is sent to close the head part of the request.</em>
<a name="2033" href="#2033">2033</a> <em>     * &lt;/li></em>
<a name="2034" href="#2034">2034</a> <em>     * &lt;li></em>
<a name="2035" href="#2035">2035</a> <em>     * {@link #writeRequestBody(HttpState, HttpConnection)} is invoked to </em>
<a name="2036" href="#2036">2036</a> <em>     * write the body part of the request.</em>
<a name="2037" href="#2037">2037</a> <em>     * &lt;/li></em>
<a name="2038" href="#2038">2038</a> <em>     * &lt;/ol></em>
<a name="2039" href="#2039">2039</a> <em>     *</em>
<a name="2040" href="#2040">2040</a> <em>     * &lt;p></em>
<a name="2041" href="#2041">2041</a> <em>     * Subclasses may want to override one or more of the above methods to to</em>
<a name="2042" href="#2042">2042</a> <em>     * customize the processing. (Or they may choose to override this method</em>
<a name="2043" href="#2043">2043</a> <em>     * if dramatically different processing is required.)</em>
<a name="2044" href="#2044">2044</a> <em>     * &lt;/p></em>
<a name="2045" href="#2045">2045</a> <em>     *</em>
<a name="2046" href="#2046">2046</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="2047" href="#2047">2047</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="2048" href="#2048">2048</a> <em>     *        this HTTP method</em>
<a name="2049" href="#2049">2049</a> <em>     *</em>
<a name="2050" href="#2050">2050</a> <em>     * @throws IOException if an I/O (transport) error occurs. Some transport exceptions</em>
<a name="2051" href="#2051">2051</a> <em>     *                     can be recovered from.</em>
<a name="2052" href="#2052">2052</a> <em>     * @throws HttpException  if a protocol exception occurs. Usually protocol exceptions </em>
<a name="2053" href="#2053">2053</a> <em>     *                    cannot be recovered from.</em>
<a name="2054" href="#2054">2054</a> <em>     */</em>
<a name="2055" href="#2055">2055</a>     <strong>protected</strong> <strong>void</strong> writeRequest(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state, <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn)
<a name="2056" href="#2056">2056</a>     throws IOException, <a href="../../../../org/apache/commons/httpclient/HttpException.html">HttpException</a> {
<a name="2057" href="#2057">2057</a>         LOG.trace(
<a name="2058" href="#2058">2058</a>             <span class="string">"enter HttpMethodBase.writeRequest(HttpState, HttpConnection)"</span>);
<a name="2059" href="#2059">2059</a>         writeRequestLine(state, conn);
<a name="2060" href="#2060">2060</a>         writeRequestHeaders(state, conn);
<a name="2061" href="#2061">2061</a>         conn.writeLine(); <em class="comment">// close head</em>
<a name="2062" href="#2062">2062</a>         <strong>if</strong> (Wire.HEADER_WIRE.enabled()) {
<a name="2063" href="#2063">2063</a>             Wire.HEADER_WIRE.output(<span class="string">"\r\n"</span>);
<a name="2064" href="#2064">2064</a>         }
<a name="2065" href="#2065">2065</a> 
<a name="2066" href="#2066">2066</a>         <a href="../../../../org/apache/commons/httpclient/HttpVersion.html">HttpVersion</a> ver = getParams().getVersion();
<a name="2067" href="#2067">2067</a>         <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a> expectheader = getRequestHeader(<span class="string">"Expect"</span>);
<a name="2068" href="#2068">2068</a>         String expectvalue = <strong>null</strong>;
<a name="2069" href="#2069">2069</a>         <strong>if</strong> (expectheader != <strong>null</strong>) {
<a name="2070" href="#2070">2070</a>             expectvalue = expectheader.getValue();
<a name="2071" href="#2071">2071</a>         }
<a name="2072" href="#2072">2072</a>         <strong>if</strong> ((expectvalue != <strong>null</strong>) 
<a name="2073" href="#2073">2073</a>          &amp;&amp; (expectvalue.compareToIgnoreCase(<span class="string">"100-continue"</span>) == 0)) {
<a name="2074" href="#2074">2074</a>             <strong>if</strong> (ver.greaterEquals(HttpVersion.HTTP_1_1)) {
<a name="2075" href="#2075">2075</a> 
<a name="2076" href="#2076">2076</a>                 <em class="comment">// make sure the status line and headers have been sent</em>
<a name="2077" href="#2077">2077</a>                 conn.flushRequestOutputStream();
<a name="2078" href="#2078">2078</a>                 
<a name="2079" href="#2079">2079</a>                 <strong>int</strong> readTimeout = conn.getParams().getSoTimeout();
<a name="2080" href="#2080">2080</a>                 <strong>try</strong> {
<a name="2081" href="#2081">2081</a>                     conn.setSocketTimeout(RESPONSE_WAIT_TIME_MS);
<a name="2082" href="#2082">2082</a>                     readStatusLine(state, conn);
<a name="2083" href="#2083">2083</a>                     processStatusLine(state, conn);
<a name="2084" href="#2084">2084</a>                     readResponseHeaders(state, conn);
<a name="2085" href="#2085">2085</a>                     processResponseHeaders(state, conn);
<a name="2086" href="#2086">2086</a> 
<a name="2087" href="#2087">2087</a>                     <strong>if</strong> (<strong>this</strong>.statusLine.getStatusCode() == HttpStatus.SC_CONTINUE) {
<a name="2088" href="#2088">2088</a>                         <em class="comment">// Discard status line</em>
<a name="2089" href="#2089">2089</a>                         <strong>this</strong>.statusLine = <strong>null</strong>;
<a name="2090" href="#2090">2090</a>                         LOG.debug(<span class="string">"OK to continue received"</span>);
<a name="2091" href="#2091">2091</a>                     } <strong>else</strong> {
<a name="2092" href="#2092">2092</a>                         <strong>return</strong>;
<a name="2093" href="#2093">2093</a>                     }
<a name="2094" href="#2094">2094</a>                 } <strong>catch</strong> (InterruptedIOException e) {
<a name="2095" href="#2095">2095</a>                     <strong>if</strong> (!ExceptionUtil.isSocketTimeoutException(e)) {
<a name="2096" href="#2096">2096</a>                         <strong>throw</strong> e;
<a name="2097" href="#2097">2097</a>                     }
<a name="2098" href="#2098">2098</a>                     <em class="comment">// Most probably Expect header is not recongnized</em>
<a name="2099" href="#2099">2099</a>                     <em class="comment">// Remove the header to signal the method </em>
<a name="2100" href="#2100">2100</a>                     <em class="comment">// that it's okay to go ahead with sending data</em>
<a name="2101" href="#2101">2101</a>                     removeRequestHeader(<span class="string">"Expect"</span>);
<a name="2102" href="#2102">2102</a>                     LOG.info(<span class="string">"100 (continue) read timeout. Resume sending the request"</span>);
<a name="2103" href="#2103">2103</a>                 } <strong>finally</strong> {
<a name="2104" href="#2104">2104</a>                     conn.setSocketTimeout(readTimeout);
<a name="2105" href="#2105">2105</a>                 }
<a name="2106" href="#2106">2106</a>                 
<a name="2107" href="#2107">2107</a>             } <strong>else</strong> {
<a name="2108" href="#2108">2108</a>                 removeRequestHeader(<span class="string">"Expect"</span>);
<a name="2109" href="#2109">2109</a>                 LOG.info(<span class="string">"'Expect: 100-continue' handshake is only supported by "</span>
<a name="2110" href="#2110">2110</a>                     + <span class="string">"HTTP/1.1 or higher"</span>);
<a name="2111" href="#2111">2111</a>             }
<a name="2112" href="#2112">2112</a>         }
<a name="2113" href="#2113">2113</a> 
<a name="2114" href="#2114">2114</a>         writeRequestBody(state, conn);
<a name="2115" href="#2115">2115</a>         <em class="comment">// make sure the entire request body has been sent</em>
<a name="2116" href="#2116">2116</a>         conn.flushRequestOutputStream();
<a name="2117" href="#2117">2117</a>     }
<a name="2118" href="#2118">2118</a> 
<a name="2119" href="#2119">2119</a>     <em>/**</em>
<a name="2120" href="#2120">2120</a> <em>     * Writes the request body to the given {@link HttpConnection connection}.</em>
<a name="2121" href="#2121">2121</a> <em>     *</em>
<a name="2122" href="#2122">2122</a> <em>     * &lt;p></em>
<a name="2123" href="#2123">2123</a> <em>     * This method should return &lt;tt>true&lt;/tt> if the request body was actually</em>
<a name="2124" href="#2124">2124</a> <em>     * sent (or is empty), or &lt;tt>false&lt;/tt> if it could not be sent for some</em>
<a name="2125" href="#2125">2125</a> <em>     * reason.</em>
<a name="2126" href="#2126">2126</a> <em>     * &lt;/p></em>
<a name="2127" href="#2127">2127</a> <em>     *</em>
<a name="2128" href="#2128">2128</a> <em>     * &lt;p></em>
<a name="2129" href="#2129">2129</a> <em>     * This implementation writes nothing and returns &lt;tt>true&lt;/tt>.</em>
<a name="2130" href="#2130">2130</a> <em>     * &lt;/p></em>
<a name="2131" href="#2131">2131</a> <em>     *</em>
<a name="2132" href="#2132">2132</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="2133" href="#2133">2133</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="2134" href="#2134">2134</a> <em>     *        this HTTP method</em>
<a name="2135" href="#2135">2135</a> <em>     *</em>
<a name="2136" href="#2136">2136</a> <em>     * @return &lt;tt>true&lt;/tt></em>
<a name="2137" href="#2137">2137</a> <em>     *</em>
<a name="2138" href="#2138">2138</a> <em>     * @throws IOException if an I/O (transport) error occurs. Some transport exceptions</em>
<a name="2139" href="#2139">2139</a> <em>     *                     can be recovered from.</em>
<a name="2140" href="#2140">2140</a> <em>     * @throws HttpException  if a protocol exception occurs. Usually protocol exceptions </em>
<a name="2141" href="#2141">2141</a> <em>     *                    cannot be recovered from.</em>
<a name="2142" href="#2142">2142</a> <em>     */</em>
<a name="2143" href="#2143">2143</a>     <strong>protected</strong> <strong>boolean</strong> writeRequestBody(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state, <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn)
<a name="2144" href="#2144">2144</a>     throws IOException, <a href="../../../../org/apache/commons/httpclient/HttpException.html">HttpException</a> {
<a name="2145" href="#2145">2145</a>         <strong>return</strong> <strong>true</strong>;
<a name="2146" href="#2146">2146</a>     }
<a name="2147" href="#2147">2147</a> 
<a name="2148" href="#2148">2148</a>     <em>/**</em>
<a name="2149" href="#2149">2149</a> <em>     * Writes the request headers to the given {@link HttpConnection connection}.</em>
<a name="2150" href="#2150">2150</a> <em>     *</em>
<a name="2151" href="#2151">2151</a> <em>     * &lt;p></em>
<a name="2152" href="#2152">2152</a> <em>     * This implementation invokes {@link #addRequestHeaders(HttpState,HttpConnection)},</em>
<a name="2153" href="#2153">2153</a> <em>     * and then writes each header to the request stream.</em>
<a name="2154" href="#2154">2154</a> <em>     * &lt;/p></em>
<a name="2155" href="#2155">2155</a> <em>     *</em>
<a name="2156" href="#2156">2156</a> <em>     * &lt;p></em>
<a name="2157" href="#2157">2157</a> <em>     * Subclasses may want to override this method to to customize the</em>
<a name="2158" href="#2158">2158</a> <em>     * processing.</em>
<a name="2159" href="#2159">2159</a> <em>     * &lt;/p></em>
<a name="2160" href="#2160">2160</a> <em>     *</em>
<a name="2161" href="#2161">2161</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="2162" href="#2162">2162</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="2163" href="#2163">2163</a> <em>     *        this HTTP method</em>
<a name="2164" href="#2164">2164</a> <em>     *</em>
<a name="2165" href="#2165">2165</a> <em>     * @throws IOException if an I/O (transport) error occurs. Some transport exceptions</em>
<a name="2166" href="#2166">2166</a> <em>     *                     can be recovered from.</em>
<a name="2167" href="#2167">2167</a> <em>     * @throws HttpException  if a protocol exception occurs. Usually protocol exceptions </em>
<a name="2168" href="#2168">2168</a> <em>     *                    cannot be recovered from.</em>
<a name="2169" href="#2169">2169</a> <em>     *</em>
<a name="2170" href="#2170">2170</a> <em>     * @see #addRequestHeaders</em>
<a name="2171" href="#2171">2171</a> <em>     * @see #getRequestHeaders</em>
<a name="2172" href="#2172">2172</a> <em>     */</em>
<a name="2173" href="#2173">2173</a>     <strong>protected</strong> <strong>void</strong> writeRequestHeaders(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state, <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn)
<a name="2174" href="#2174">2174</a>     throws IOException, <a href="../../../../org/apache/commons/httpclient/HttpException.html">HttpException</a> {
<a name="2175" href="#2175">2175</a>         LOG.trace(<span class="string">"enter HttpMethodBase.writeRequestHeaders(HttpState,"</span>
<a name="2176" href="#2176">2176</a>             + <span class="string">"HttpConnection)"</span>);
<a name="2177" href="#2177">2177</a>         addRequestHeaders(state, conn);
<a name="2178" href="#2178">2178</a> 
<a name="2179" href="#2179">2179</a>         String charset = getParams().getHttpElementCharset();
<a name="2180" href="#2180">2180</a>         
<a name="2181" href="#2181">2181</a>         <a href="../../../../org/apache/commons/httpclient/Header.html">Header</a>[] headers = getRequestHeaders();
<a name="2182" href="#2182">2182</a>         <strong>for</strong> (<strong>int</strong> i = 0; i &lt; headers.length; i++) {
<a name="2183" href="#2183">2183</a>             String s = headers[i].toExternalForm();
<a name="2184" href="#2184">2184</a>             <strong>if</strong> (Wire.HEADER_WIRE.enabled()) {
<a name="2185" href="#2185">2185</a>                 Wire.HEADER_WIRE.output(s);
<a name="2186" href="#2186">2186</a>             }
<a name="2187" href="#2187">2187</a>             conn.print(s, charset);
<a name="2188" href="#2188">2188</a>         }
<a name="2189" href="#2189">2189</a>     }
<a name="2190" href="#2190">2190</a> 
<a name="2191" href="#2191">2191</a>     <em>/**</em>
<a name="2192" href="#2192">2192</a> <em>     * Writes the request line to the given {@link HttpConnection connection}.</em>
<a name="2193" href="#2193">2193</a> <em>     *</em>
<a name="2194" href="#2194">2194</a> <em>     * &lt;p></em>
<a name="2195" href="#2195">2195</a> <em>     * Subclasses may want to override this method to to customize the</em>
<a name="2196" href="#2196">2196</a> <em>     * processing.</em>
<a name="2197" href="#2197">2197</a> <em>     * &lt;/p></em>
<a name="2198" href="#2198">2198</a> <em>     *</em>
<a name="2199" href="#2199">2199</a> <em>     * @param state the {@link HttpState state} information associated with this method</em>
<a name="2200" href="#2200">2200</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="2201" href="#2201">2201</a> <em>     *        this HTTP method</em>
<a name="2202" href="#2202">2202</a> <em>     *</em>
<a name="2203" href="#2203">2203</a> <em>     * @throws IOException if an I/O (transport) error occurs. Some transport exceptions</em>
<a name="2204" href="#2204">2204</a> <em>     *                     can be recovered from.</em>
<a name="2205" href="#2205">2205</a> <em>     * @throws HttpException  if a protocol exception occurs. Usually protocol exceptions </em>
<a name="2206" href="#2206">2206</a> <em>     *                    cannot be recovered from.</em>
<a name="2207" href="#2207">2207</a> <em>     *</em>
<a name="2208" href="#2208">2208</a> <em>     * @see #generateRequestLine</em>
<a name="2209" href="#2209">2209</a> <em>     */</em>
<a name="2210" href="#2210">2210</a>     <strong>protected</strong> <strong>void</strong> writeRequestLine(<a href="../../../../org/apache/commons/httpclient/HttpState.html">HttpState</a> state, <a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn)
<a name="2211" href="#2211">2211</a>     throws IOException, <a href="../../../../org/apache/commons/httpclient/HttpException.html">HttpException</a> {
<a name="2212" href="#2212">2212</a>         LOG.trace(
<a name="2213" href="#2213">2213</a>             <span class="string">"enter HttpMethodBase.writeRequestLine(HttpState, HttpConnection)"</span>);
<a name="2214" href="#2214">2214</a>         String requestLine = getRequestLine(conn);
<a name="2215" href="#2215">2215</a>         <strong>if</strong> (Wire.HEADER_WIRE.enabled()) {
<a name="2216" href="#2216">2216</a>             Wire.HEADER_WIRE.output(requestLine);
<a name="2217" href="#2217">2217</a>         }
<a name="2218" href="#2218">2218</a>         conn.print(requestLine, getParams().getHttpElementCharset());
<a name="2219" href="#2219">2219</a>     }
<a name="2220" href="#2220">2220</a> 
<a name="2221" href="#2221">2221</a>     <em>/**</em>
<a name="2222" href="#2222">2222</a> <em>     * Returns the request line.</em>
<a name="2223" href="#2223">2223</a> <em>     * </em>
<a name="2224" href="#2224">2224</a> <em>     * @param conn the {@link HttpConnection connection} used to execute</em>
<a name="2225" href="#2225">2225</a> <em>     *        this HTTP method</em>
<a name="2226" href="#2226">2226</a> <em>     * </em>
<a name="2227" href="#2227">2227</a> <em>     * @return The request line.</em>
<a name="2228" href="#2228">2228</a> <em>     */</em>
<a name="2229" href="#2229">2229</a>     <strong>private</strong> String getRequestLine(<a href="../../../../org/apache/commons/httpclient/HttpConnection.html">HttpConnection</a> conn) {
<a name="2230" href="#2230">2230</a>         <strong>return</strong>  HttpMethodBase.generateRequestLine(conn, getName(),
<a name="2231" href="#2231">2231</a>                 getPath(), getQueryString(), <strong>this</strong>.effectiveVersion.toString());
<a name="2232" href="#2232">2232</a>     }
<a name="2233" href="#2233">2233</a> 
<a name="2234" href="#2234">2234</a>     <em>/**</em>
<a name="2235" href="#2235">2235</a> <em>     * Returns {@link HttpMethodParams HTTP protocol parameters} associated with this method.</em>
<a name="2236" href="#2236">2236</a> <em>     *</em>
<a name="2237" href="#2237">2237</a> <em>     * @return HTTP parameters.</em>
<a name="2238" href="#2238">2238</a> <em>     *</em>
<a name="2239" href="#2239">2239</a> <em>     * @since 3.0</em>
<a name="2240" href="#2240">2240</a> <em>     */</em>
<a name="2241" href="#2241">2241</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/params/HttpMethodParams.html">HttpMethodParams</a> getParams() {
<a name="2242" href="#2242">2242</a>         <strong>return</strong> <strong>this</strong>.params;
<a name="2243" href="#2243">2243</a>     }
<a name="2244" href="#2244">2244</a> 
<a name="2245" href="#2245">2245</a>     <em>/**</em>
<a name="2246" href="#2246">2246</a> <em>     * Assigns {@link HttpMethodParams HTTP protocol parameters} for this method.</em>
<a name="2247" href="#2247">2247</a> <em>     * </em>
<a name="2248" href="#2248">2248</a> <em>     * @since 3.0</em>
<a name="2249" href="#2249">2249</a> <em>     * </em>
<a name="2250" href="#2250">2250</a> <em>     * @see HttpMethodParams</em>
<a name="2251" href="#2251">2251</a> <em>     */</em>
<a name="2252" href="#2252">2252</a>     <strong>public</strong> <strong>void</strong> setParams(<strong>final</strong> <a href="../../../../org/apache/commons/httpclient/params/HttpMethodParams.html">HttpMethodParams</a> params) {
<a name="2253" href="#2253">2253</a>         <strong>if</strong> (params == <strong>null</strong>) {
<a name="2254" href="#2254">2254</a>             <strong>throw</strong> <strong>new</strong> IllegalArgumentException(<span class="string">"Parameters may not be null"</span>);
<a name="2255" href="#2255">2255</a>         }
<a name="2256" href="#2256">2256</a>         <strong>this</strong>.params = params;
<a name="2257" href="#2257">2257</a>     }
<a name="2258" href="#2258">2258</a> 
<a name="2259" href="#2259">2259</a>     <em>/**</em>
<a name="2260" href="#2260">2260</a> <em>     * Returns the HTTP version used with this method (may be &lt;tt>null&lt;/tt></em>
<a name="2261" href="#2261">2261</a> <em>     * if undefined, that is, the method has not been executed)</em>
<a name="2262" href="#2262">2262</a> <em>     *</em>
<a name="2263" href="#2263">2263</a> <em>     * @return HTTP version.</em>
<a name="2264" href="#2264">2264</a> <em>     *</em>
<a name="2265" href="#2265">2265</a> <em>     * @since 3.0</em>
<a name="2266" href="#2266">2266</a> <em>     */</em>
<a name="2267" href="#2267">2267</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/HttpVersion.html">HttpVersion</a> getEffectiveVersion() {
<a name="2268" href="#2268">2268</a>         <strong>return</strong> <strong>this</strong>.effectiveVersion;
<a name="2269" href="#2269">2269</a>     }
<a name="2270" href="#2270">2270</a> 
<a name="2271" href="#2271">2271</a>     <em>/**</em>
<a name="2272" href="#2272">2272</a> <em>     * Per RFC 2616 section 4.3, some response can never contain a message</em>
<a name="2273" href="#2273">2273</a> <em>     * body.</em>
<a name="2274" href="#2274">2274</a> <em>     *</em>
<a name="2275" href="#2275">2275</a> <em>     * @param status - the HTTP status code</em>
<a name="2276" href="#2276">2276</a> <em>     *</em>
<a name="2277" href="#2277">2277</a> <em>     * @return &lt;tt>true&lt;/tt> if the message may contain a body, &lt;tt>false&lt;/tt> if it can not</em>
<a name="2278" href="#2278">2278</a> <em>     *         contain a message body</em>
<a name="2279" href="#2279">2279</a> <em>     */</em>
<a name="2280" href="#2280">2280</a>     <strong>private</strong> <strong>static</strong> <strong>boolean</strong> canResponseHaveBody(<strong>int</strong> status) {
<a name="2281" href="#2281">2281</a>         LOG.trace(<span class="string">"enter HttpMethodBase.canResponseHaveBody(int)"</span>);
<a name="2282" href="#2282">2282</a> 
<a name="2283" href="#2283">2283</a>         <strong>boolean</strong> result = <strong>true</strong>;
<a name="2284" href="#2284">2284</a> 
<a name="2285" href="#2285">2285</a>         <strong>if</strong> ((status >= 100 &amp;&amp; status &lt;= 199) || (status == 204)
<a name="2286" href="#2286">2286</a>             || (status == 304)) { <em class="comment">// NOT MODIFIED</em>
<a name="2287" href="#2287">2287</a>             result = false;
<a name="2288" href="#2288">2288</a>         }
<a name="2289" href="#2289">2289</a> 
<a name="2290" href="#2290">2290</a>         <strong>return</strong> result;
<a name="2291" href="#2291">2291</a>     }
<a name="2292" href="#2292">2292</a> 
<a name="2293" href="#2293">2293</a>     <em>/**</em>
<a name="2294" href="#2294">2294</a> <em>     * Returns proxy authentication realm, if it has been used during authentication process. </em>
<a name="2295" href="#2295">2295</a> <em>     * Otherwise returns &lt;tt>null&lt;/tt>.</em>
<a name="2296" href="#2296">2296</a> <em>     * </em>
<a name="2297" href="#2297">2297</a> <em>     * @return proxy authentication realm</em>
<a name="2298" href="#2298">2298</a> <em>     * </em>
<a name="2299" href="#2299">2299</a> <em>     * @deprecated use #getProxyAuthState()</em>
<a name="2300" href="#2300">2300</a> <em>     */</em>
<a name="2301" href="#2301">2301</a>     <strong>public</strong> String getProxyAuthenticationRealm() {
<a name="2302" href="#2302">2302</a>         <strong>return</strong> <strong>this</strong>.proxyAuthState.getRealm();
<a name="2303" href="#2303">2303</a>     }
<a name="2304" href="#2304">2304</a> 
<a name="2305" href="#2305">2305</a>     <em>/**</em>
<a name="2306" href="#2306">2306</a> <em>     * Returns authentication realm, if it has been used during authentication process. </em>
<a name="2307" href="#2307">2307</a> <em>     * Otherwise returns &lt;tt>null&lt;/tt>.</em>
<a name="2308" href="#2308">2308</a> <em>     * </em>
<a name="2309" href="#2309">2309</a> <em>     * @return authentication realm</em>
<a name="2310" href="#2310">2310</a> <em>     * </em>
<a name="2311" href="#2311">2311</a> <em>     * @deprecated use #getHostAuthState()</em>
<a name="2312" href="#2312">2312</a> <em>     */</em>
<a name="2313" href="#2313">2313</a>     <strong>public</strong> String getAuthenticationRealm() {
<a name="2314" href="#2314">2314</a>         <strong>return</strong> <strong>this</strong>.hostAuthState.getRealm();
<a name="2315" href="#2315">2315</a>     }
<a name="2316" href="#2316">2316</a> 
<a name="2317" href="#2317">2317</a>     <em>/**</em>
<a name="2318" href="#2318">2318</a> <em>     * Returns the character set from the &lt;tt>Content-Type&lt;/tt> header.</em>
<a name="2319" href="#2319">2319</a> <em>     * </em>
<a name="2320" href="#2320">2320</a> <em>     * @param contentheader The content header.</em>
<a name="2321" href="#2321">2321</a> <em>     * @return String The character set.</em>
<a name="2322" href="#2322">2322</a> <em>     */</em>
<a name="2323" href="#2323">2323</a>     <strong>protected</strong> String getContentCharSet(<a href="../../../../org/apache/commons/httpclient/Header.html">Header</a> contentheader) {
<a name="2324" href="#2324">2324</a>         LOG.trace(<span class="string">"enter getContentCharSet( Header contentheader )"</span>);
<a name="2325" href="#2325">2325</a>         String charset = <strong>null</strong>;
<a name="2326" href="#2326">2326</a>         <strong>if</strong> (contentheader != <strong>null</strong>) {
<a name="2327" href="#2327">2327</a>             <a href="../../../../org/apache/commons/httpclient/HeaderElement.html">HeaderElement</a> values[] = contentheader.getElements();
<a name="2328" href="#2328">2328</a>             <em class="comment">// I expect only one header element to be there</em>
<a name="2329" href="#2329">2329</a>             <em class="comment">// No more. no less</em>
<a name="2330" href="#2330">2330</a>             <strong>if</strong> (values.length == 1) {
<a name="2331" href="#2331">2331</a>                 <a href="../../../../org/apache/commons/httpclient/NameValuePair.html">NameValuePair</a> param = values[0].getParameterByName(<span class="string">"charset"</span>);
<a name="2332" href="#2332">2332</a>                 <strong>if</strong> (param != <strong>null</strong>) {
<a name="2333" href="#2333">2333</a>                     <em class="comment">// If I get anything "funny" </em>
<a name="2334" href="#2334">2334</a>                     <em class="comment">// UnsupportedEncondingException will result</em>
<a name="2335" href="#2335">2335</a>                     charset = param.getValue();
<a name="2336" href="#2336">2336</a>                 }
<a name="2337" href="#2337">2337</a>             }
<a name="2338" href="#2338">2338</a>         }
<a name="2339" href="#2339">2339</a>         <strong>if</strong> (charset == <strong>null</strong>) {
<a name="2340" href="#2340">2340</a>             charset = getParams().getContentCharset();
<a name="2341" href="#2341">2341</a>             <strong>if</strong> (LOG.isDebugEnabled()) {
<a name="2342" href="#2342">2342</a>                 LOG.debug(<span class="string">"Default charset used: "</span> + charset);
<a name="2343" href="#2343">2343</a>             }
<a name="2344" href="#2344">2344</a>         }
<a name="2345" href="#2345">2345</a>         <strong>return</strong> charset;
<a name="2346" href="#2346">2346</a>     }
<a name="2347" href="#2347">2347</a> 
<a name="2348" href="#2348">2348</a> 
<a name="2349" href="#2349">2349</a>     <em>/**</em>
<a name="2350" href="#2350">2350</a> <em>     * Returns the character encoding of the request from the &lt;tt>Content-Type&lt;/tt> header.</em>
<a name="2351" href="#2351">2351</a> <em>     * </em>
<a name="2352" href="#2352">2352</a> <em>     * @return String The character set.</em>
<a name="2353" href="#2353">2353</a> <em>     */</em>
<a name="2354" href="#2354">2354</a>     <strong>public</strong> String getRequestCharSet() {
<a name="2355" href="#2355">2355</a>         <strong>return</strong> getContentCharSet(getRequestHeader(<span class="string">"Content-Type"</span>));
<a name="2356" href="#2356">2356</a>     }
<a name="2357" href="#2357">2357</a> 
<a name="2358" href="#2358">2358</a> 
<a name="2359" href="#2359">2359</a>     <em>/**</em><em>  </em>
<a name="2360" href="#2360">2360</a> <em>     * Returns the character encoding of the response from the &lt;tt>Content-Type&lt;/tt> header.</em>
<a name="2361" href="#2361">2361</a> <em>     * </em>
<a name="2362" href="#2362">2362</a> <em>     * @return String The character set.</em>
<a name="2363" href="#2363">2363</a> <em>     */</em>
<a name="2364" href="#2364">2364</a>     <strong>public</strong> String getResponseCharSet() {
<a name="2365" href="#2365">2365</a>         <strong>return</strong> getContentCharSet(getResponseHeader(<span class="string">"Content-Type"</span>));
<a name="2366" href="#2366">2366</a>     }
<a name="2367" href="#2367">2367</a> 
<a name="2368" href="#2368">2368</a>     <em>/**</em>
<a name="2369" href="#2369">2369</a> <em>     * @deprecated no longer used</em>
<a name="2370" href="#2370">2370</a> <em>     * </em>
<a name="2371" href="#2371">2371</a> <em>     * Returns the number of "recoverable" exceptions thrown and handled, to</em>
<a name="2372" href="#2372">2372</a> <em>     * allow for monitoring the quality of the connection.</em>
<a name="2373" href="#2373">2373</a> <em>     *</em>
<a name="2374" href="#2374">2374</a> <em>     * @return The number of recoverable exceptions handled by the method.</em>
<a name="2375" href="#2375">2375</a> <em>     */</em>
<a name="2376" href="#2376">2376</a>     <strong>public</strong> <strong>int</strong> getRecoverableExceptionCount() {
<a name="2377" href="#2377">2377</a>         <strong>return</strong> recoverableExceptionCount;
<a name="2378" href="#2378">2378</a>     }
<a name="2379" href="#2379">2379</a> 
<a name="2380" href="#2380">2380</a>     <em>/**</em>
<a name="2381" href="#2381">2381</a> <em>     * A response has been consumed.</em>
<a name="2382" href="#2382">2382</a> <em>     *</em>
<a name="2383" href="#2383">2383</a> <em>     * &lt;p>The default behavior for this class is to check to see if the connection</em>
<a name="2384" href="#2384">2384</a> <em>     * should be closed, and close if need be, and to ensure that the connection</em>
<a name="2385" href="#2385">2385</a> <em>     * is returned to the connection manager - if and only if we are not still</em>
<a name="2386" href="#2386">2386</a> <em>     * inside the execute call.&lt;/p></em>
<a name="2387" href="#2387">2387</a> <em>     *</em>
<a name="2388" href="#2388">2388</a> <em>     */</em>
<a name="2389" href="#2389">2389</a>     <strong>protected</strong> <strong>void</strong> responseBodyConsumed() {
<a name="2390" href="#2390">2390</a> 
<a name="2391" href="#2391">2391</a>         <em class="comment">// make sure this is the initial invocation of the notification,</em>
<a name="2392" href="#2392">2392</a>         <em class="comment">// ignore subsequent ones.</em>
<a name="2393" href="#2393">2393</a>         responseStream = <strong>null</strong>;
<a name="2394" href="#2394">2394</a>         <strong>if</strong> (responseConnection != <strong>null</strong>) {
<a name="2395" href="#2395">2395</a>             responseConnection.setLastResponseInputStream(<strong>null</strong>);
<a name="2396" href="#2396">2396</a> 
<a name="2397" href="#2397">2397</a>             <em class="comment">// At this point, no response data should be available.</em>
<a name="2398" href="#2398">2398</a>             <em class="comment">// If there is data available, regard the connection as being</em>
<a name="2399" href="#2399">2399</a>             <em class="comment">// unreliable and close it.</em>
<a name="2400" href="#2400">2400</a>             
<a name="2401" href="#2401">2401</a>             <strong>if</strong> (shouldCloseConnection(responseConnection)) {
<a name="2402" href="#2402">2402</a>                 responseConnection.close();
<a name="2403" href="#2403">2403</a>             } <strong>else</strong> {
<a name="2404" href="#2404">2404</a>                 <strong>try</strong> {
<a name="2405" href="#2405">2405</a>                     <strong>if</strong>(responseConnection.isResponseAvailable()) {
<a name="2406" href="#2406">2406</a>                         <strong>boolean</strong> logExtraInput =
<a name="2407" href="#2407">2407</a>                             getParams().isParameterTrue(HttpMethodParams.WARN_EXTRA_INPUT);
<a name="2408" href="#2408">2408</a> 
<a name="2409" href="#2409">2409</a>                         <strong>if</strong>(logExtraInput) {
<a name="2410" href="#2410">2410</a>                             LOG.warn(<span class="string">"Extra response data detected - closing connection"</span>);
<a name="2411" href="#2411">2411</a>                         } 
<a name="2412" href="#2412">2412</a>                         responseConnection.close();
<a name="2413" href="#2413">2413</a>                     }
<a name="2414" href="#2414">2414</a>                 }
<a name="2415" href="#2415">2415</a>                 <strong>catch</strong> (IOException e) {
<a name="2416" href="#2416">2416</a>                     LOG.warn(e.getMessage());
<a name="2417" href="#2417">2417</a>                     responseConnection.close();
<a name="2418" href="#2418">2418</a>                 }
<a name="2419" href="#2419">2419</a>             }
<a name="2420" href="#2420">2420</a>         }
<a name="2421" href="#2421">2421</a>         <strong>this</strong>.connectionCloseForced = false;
<a name="2422" href="#2422">2422</a>         ensureConnectionRelease();
<a name="2423" href="#2423">2423</a>     }
<a name="2424" href="#2424">2424</a> 
<a name="2425" href="#2425">2425</a>     <em>/**</em>
<a name="2426" href="#2426">2426</a> <em>     * Insure that the connection is released back to the pool.</em>
<a name="2427" href="#2427">2427</a> <em>     */</em>
<a name="2428" href="#2428">2428</a>     <strong>private</strong> <strong>void</strong> ensureConnectionRelease() {
<a name="2429" href="#2429">2429</a>         <strong>if</strong> (responseConnection != <strong>null</strong>) {
<a name="2430" href="#2430">2430</a>             responseConnection.releaseConnection();
<a name="2431" href="#2431">2431</a>             responseConnection = <strong>null</strong>;
<a name="2432" href="#2432">2432</a>         }
<a name="2433" href="#2433">2433</a>     }
<a name="2434" href="#2434">2434</a> 
<a name="2435" href="#2435">2435</a>     <em>/**</em>
<a name="2436" href="#2436">2436</a> <em>     * Returns the {@link HostConfiguration host configuration}.</em>
<a name="2437" href="#2437">2437</a> <em>     * </em>
<a name="2438" href="#2438">2438</a> <em>     * @return the host configuration</em>
<a name="2439" href="#2439">2439</a> <em>     * </em>
<a name="2440" href="#2440">2440</a> <em>     * @deprecated no longer applicable</em>
<a name="2441" href="#2441">2441</a> <em>     */</em>
<a name="2442" href="#2442">2442</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/HostConfiguration.html">HostConfiguration</a> getHostConfiguration() {
<a name="2443" href="#2443">2443</a>         <a href="../../../../org/apache/commons/httpclient/HostConfiguration.html">HostConfiguration</a> hostconfig = <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/HostConfiguration.html">HostConfiguration</a>();
<a name="2444" href="#2444">2444</a>         hostconfig.setHost(<strong>this</strong>.httphost);
<a name="2445" href="#2445">2445</a>         <strong>return</strong> hostconfig;
<a name="2446" href="#2446">2446</a>     }
<a name="2447" href="#2447">2447</a>     <em>/**</em>
<a name="2448" href="#2448">2448</a> <em>     * Sets the {@link HostConfiguration host configuration}.</em>
<a name="2449" href="#2449">2449</a> <em>     * </em>
<a name="2450" href="#2450">2450</a> <em>     * @param hostconfig The hostConfiguration to set</em>
<a name="2451" href="#2451">2451</a> <em>     * </em>
<a name="2452" href="#2452">2452</a> <em>     * @deprecated no longer applicable</em>
<a name="2453" href="#2453">2453</a> <em>     */</em>
<a name="2454" href="#2454">2454</a>     <strong>public</strong> <strong>void</strong> setHostConfiguration(<strong>final</strong> <a href="../../../../org/apache/commons/httpclient/HostConfiguration.html">HostConfiguration</a> hostconfig) {
<a name="2455" href="#2455">2455</a>         <strong>if</strong> (hostconfig != <strong>null</strong>) {
<a name="2456" href="#2456">2456</a>             <strong>this</strong>.httphost = <strong>new</strong> <a href="../../../../org/apache/commons/httpclient/HttpHost.html">HttpHost</a>(
<a name="2457" href="#2457">2457</a>                     hostconfig.getHost(),
<a name="2458" href="#2458">2458</a>                     hostconfig.getPort(),
<a name="2459" href="#2459">2459</a>                     hostconfig.getProtocol());
<a name="2460" href="#2460">2460</a>         } <strong>else</strong> {
<a name="2461" href="#2461">2461</a>             <strong>this</strong>.httphost = <strong>null</strong>;
<a name="2462" href="#2462">2462</a>         }
<a name="2463" href="#2463">2463</a>     }
<a name="2464" href="#2464">2464</a> 
<a name="2465" href="#2465">2465</a>     <em>/**</em>
<a name="2466" href="#2466">2466</a> <em>     * Returns the {@link MethodRetryHandler retry handler} for this HTTP method</em>
<a name="2467" href="#2467">2467</a> <em>     * </em>
<a name="2468" href="#2468">2468</a> <em>     * @return the methodRetryHandler</em>
<a name="2469" href="#2469">2469</a> <em>     * </em>
<a name="2470" href="#2470">2470</a> <em>     * @deprecated use {@link HttpMethodParams}</em>
<a name="2471" href="#2471">2471</a> <em>     */</em>
<a name="2472" href="#2472">2472</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/MethodRetryHandler.html">MethodRetryHandler</a> getMethodRetryHandler() {
<a name="2473" href="#2473">2473</a>         <strong>return</strong> methodRetryHandler;
<a name="2474" href="#2474">2474</a>     }
<a name="2475" href="#2475">2475</a> 
<a name="2476" href="#2476">2476</a>     <em>/**</em>
<a name="2477" href="#2477">2477</a> <em>     * Sets the {@link MethodRetryHandler retry handler} for this HTTP method</em>
<a name="2478" href="#2478">2478</a> <em>     * </em>
<a name="2479" href="#2479">2479</a> <em>     * @param handler the methodRetryHandler to use when this method executed</em>
<a name="2480" href="#2480">2480</a> <em>     * </em>
<a name="2481" href="#2481">2481</a> <em>     * @deprecated use {@link HttpMethodParams}</em>
<a name="2482" href="#2482">2482</a> <em>     */</em>
<a name="2483" href="#2483">2483</a>     <strong>public</strong> <strong>void</strong> setMethodRetryHandler(<a href="../../../../org/apache/commons/httpclient/MethodRetryHandler.html">MethodRetryHandler</a> handler) {
<a name="2484" href="#2484">2484</a>         methodRetryHandler = handler;
<a name="2485" href="#2485">2485</a>     }
<a name="2486" href="#2486">2486</a> 
<a name="2487" href="#2487">2487</a>     <em>/**</em>
<a name="2488" href="#2488">2488</a> <em>     * This method is a dirty hack intended to work around </em>
<a name="2489" href="#2489">2489</a> <em>     * current (2.0) design flaw that prevents the user from</em>
<a name="2490" href="#2490">2490</a> <em>     * obtaining correct status code, headers and response body from the </em>
<a name="2491" href="#2491">2491</a> <em>     * preceding HTTP CONNECT method.</em>
<a name="2492" href="#2492">2492</a> <em>     * </em>
<a name="2493" href="#2493">2493</a> <em>     * TODO: Remove this crap as soon as possible</em>
<a name="2494" href="#2494">2494</a> <em>     */</em>
<a name="2495" href="#2495">2495</a>     <strong>void</strong> fakeResponse(
<a name="2496" href="#2496">2496</a>         <a href="../../../../org/apache/commons/httpclient/StatusLine.html">StatusLine</a> statusline, 
<a name="2497" href="#2497">2497</a>         <a href="../../../../org/apache/commons/httpclient/HeaderGroup.html">HeaderGroup</a> responseheaders,
<a name="2498" href="#2498">2498</a>         InputStream responseStream
<a name="2499" href="#2499">2499</a>     ) {
<a name="2500" href="#2500">2500</a>         <em class="comment">// set used so that the response can be read</em>
<a name="2501" href="#2501">2501</a>         <strong>this</strong>.used = <strong>true</strong>;
<a name="2502" href="#2502">2502</a>         <strong>this</strong>.statusLine = statusline;
<a name="2503" href="#2503">2503</a>         <strong>this</strong>.responseHeaders = responseheaders;
<a name="2504" href="#2504">2504</a>         <strong>this</strong>.responseBody = <strong>null</strong>;
<a name="2505" href="#2505">2505</a>         <strong>this</strong>.responseStream = responseStream;
<a name="2506" href="#2506">2506</a>     }
<a name="2507" href="#2507">2507</a>     
<a name="2508" href="#2508">2508</a>     <em>/**</em>
<a name="2509" href="#2509">2509</a> <em>     * Returns the target host {@link AuthState authentication state}</em>
<a name="2510" href="#2510">2510</a> <em>     * </em>
<a name="2511" href="#2511">2511</a> <em>     * @return host authentication state</em>
<a name="2512" href="#2512">2512</a> <em>     * </em>
<a name="2513" href="#2513">2513</a> <em>     * @since 3.0</em>
<a name="2514" href="#2514">2514</a> <em>     */</em>
<a name="2515" href="#2515">2515</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/auth/AuthState.html">AuthState</a> getHostAuthState() {
<a name="2516" href="#2516">2516</a>         <strong>return</strong> <strong>this</strong>.hostAuthState;
<a name="2517" href="#2517">2517</a>     }
<a name="2518" href="#2518">2518</a> 
<a name="2519" href="#2519">2519</a>     <em>/**</em>
<a name="2520" href="#2520">2520</a> <em>     * Returns the proxy {@link AuthState authentication state}</em>
<a name="2521" href="#2521">2521</a> <em>     * </em>
<a name="2522" href="#2522">2522</a> <em>     * @return host authentication state</em>
<a name="2523" href="#2523">2523</a> <em>     * </em>
<a name="2524" href="#2524">2524</a> <em>     * @since 3.0</em>
<a name="2525" href="#2525">2525</a> <em>     */</em>
<a name="2526" href="#2526">2526</a>     <strong>public</strong> <a href="../../../../org/apache/commons/httpclient/auth/AuthState.html">AuthState</a> getProxyAuthState() {
<a name="2527" href="#2527">2527</a>         <strong>return</strong> <strong>this</strong>.proxyAuthState;
<a name="2528" href="#2528">2528</a>     }
<a name="2529" href="#2529">2529</a>     
<a name="2530" href="#2530">2530</a>     <em>/**</em>
<a name="2531" href="#2531">2531</a> <em>     * Tests whether the execution of this method has been aborted</em>
<a name="2532" href="#2532">2532</a> <em>     * </em>
<a name="2533" href="#2533">2533</a> <em>     * @return &lt;tt>true&lt;/tt> if the execution of this method has been aborted,</em>
<a name="2534" href="#2534">2534</a> <em>     *  &lt;tt>false&lt;/tt> otherwise</em>
<a name="2535" href="#2535">2535</a> <em>     * </em>
<a name="2536" href="#2536">2536</a> <em>     * @since 3.0</em>
<a name="2537" href="#2537">2537</a> <em>     */</em>
<a name="2538" href="#2538">2538</a>     <strong>public</strong> <strong>boolean</strong> isAborted() {
<a name="2539" href="#2539">2539</a>         <strong>return</strong> <strong>this</strong>.aborted;
<a name="2540" href="#2540">2540</a>     }
<a name="2541" href="#2541">2541</a>     
<a name="2542" href="#2542">2542</a>     <em>/**</em>
<a name="2543" href="#2543">2543</a> <em>     * Returns &lt;tt>true&lt;/tt> if the HTTP has been transmitted to the target</em>
<a name="2544" href="#2544">2544</a> <em>     * server in its entirety, &lt;tt>false&lt;/tt> otherwise. This flag can be useful </em>
<a name="2545" href="#2545">2545</a> <em>     * for recovery logic. If the request has not been transmitted in its entirety,</em>
<a name="2546" href="#2546">2546</a> <em>     * it is safe to retry the failed method.</em>
<a name="2547" href="#2547">2547</a> <em>     * </em>
<a name="2548" href="#2548">2548</a> <em>     * @return &lt;tt>true&lt;/tt> if the request has been sent, &lt;tt>false&lt;/tt> otherwise</em>
<a name="2549" href="#2549">2549</a> <em>     */</em>
<a name="2550" href="#2550">2550</a>     <strong>public</strong> <strong>boolean</strong> isRequestSent() {
<a name="2551" href="#2551">2551</a>         <strong>return</strong> <strong>this</strong>.requestSent;
<a name="2552" href="#2552">2552</a>     }
<a name="2553" href="#2553">2553</a>     
<a name="2554" href="#2554">2554</a> }
</pre>
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